20918152281598

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1\times {\mathrm{74941}}^1$

素因数の和:76674

約数の個数: 128

約数和(自身を含む): 40079317340160

約数和(自身を除く): 19161165058562

約数列:

[1, 2, 11, 13, 19, 22, 26, 31, 38, 62, 143, 209, 247, 286, 341, 403, 418, 494, 589, 682, 806, 1178, 1657, 2717, 3314, 4433, 5434, 6479, 7657, 8866, 12958, 15314, 18227, 21541, 31483, 36454, 43082, 51367, 62966, 74941, 84227, 102734, 149882, 168454, 236951, 346313, 409279, 473902, 565037, 667771, 692626, 818558, 824351, 974233, 975973, 1130074, 1335542, 1423879, 1648702, 1948466, 1951946, 2323171, 2847758, 4502069, 4646342, 7345481, 9004138, 10716563, 10735703, 12687649, 14690962, 15662669, 18510427, 21433126, 21471406, 25375298, 25554881, 30201223, 31325338, 37020854, 44140249, 51109762, 60402446, 88280498, 124177237, 139564139, 203614697, 248354474, 279128278, 332213453, 407229394, 485542739, 573823237, 664426906, 971085478, 1147646474, 1365949607, 1614304081, 2359367503, 2731899214, 3228608162, 3849494347, 4718735006, 6312055607, 7698988694, 12624111214, 17757344891, 25953042533, 30671777539, 35514689782, 42344437817, 50043426511, 51906085066, 61343555078, 73140392593, 84688875634, 100086853022, 146280785186, 337389552929, 550477691621, 674779105858, 804544318523, 950825103709, 1100955383242, 1609088637046, 1901650207418, 10459076140799, 20918152281598]

約数ペア:

[(1, 20918152281598), (2, 10459076140799), (11, 1901650207418), (13, 1609088637046), (19, 1100955383242), (22, 950825103709), (26, 804544318523), (31, 674779105858), (38, 550477691621), (62, 337389552929), (143, 146280785186), (209, 100086853022), (247, 84688875634), (286, 73140392593), (341, 61343555078), (403, 51906085066), (418, 50043426511), (494, 42344437817), (589, 35514689782), (682, 30671777539), (806, 25953042533), (1178, 17757344891), (1657, 12624111214), (2717, 7698988694), (3314, 6312055607), (4433, 4718735006), (5434, 3849494347), (6479, 3228608162), (7657, 2731899214), (8866, 2359367503), (12958, 1614304081), (15314, 1365949607), (18227, 1147646474), (21541, 971085478), (31483, 664426906), (36454, 573823237), (43082, 485542739), (51367, 407229394), (62966, 332213453), (74941, 279128278), (84227, 248354474), (102734, 203614697), (149882, 139564139), (168454, 124177237), (236951, 88280498), (346313, 60402446), (409279, 51109762), (473902, 44140249), (565037, 37020854), (667771, 31325338), (692626, 30201223), (818558, 25554881), (824351, 25375298), (974233, 21471406), (975973, 21433126), (1130074, 18510427), (1335542, 15662669), (1423879, 14690962), (1648702, 12687649), (1948466, 10735703), (1951946, 10716563), (2323171, 9004138), (2847758, 7345481), (4502069, 4646342)]