20946555656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{877}}^1\times {\mathrm{1283}}^1$

素因数の和:2358

約数の個数: 64

約数和(自身を含む): 42613905600

約数和(自身を除く): 21667349944

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179, 358, 716, 877, 1283, 1432, 1754, 2327, 2566, 3508, 4654, 5132, 7016, 9308, 10264, 11401, 16679, 18616, 22802, 33358, 45604, 66716, 91208, 133432, 156983, 229657, 313966, 459314, 627932, 918628, 1125191, 1255864, 1837256, 2040779, 2250382, 2985541, 4081558, 4500764, 5971082, 8163116, 9001528, 11942164, 14627483, 16326232, 23884328, 29254966, 58509932, 117019864, 201409189, 402818378, 805636756, 1611273512, 2618319457, 5236638914, 10473277828, 20946555656]

約数ペア:

[(1, 20946555656), (2, 10473277828), (4, 5236638914), (8, 2618319457), (13, 1611273512), (26, 805636756), (52, 402818378), (104, 201409189), (179, 117019864), (358, 58509932), (716, 29254966), (877, 23884328), (1283, 16326232), (1432, 14627483), (1754, 11942164), (2327, 9001528), (2566, 8163116), (3508, 5971082), (4654, 4500764), (5132, 4081558), (7016, 2985541), (9308, 2250382), (10264, 2040779), (11401, 1837256), (16679, 1255864), (18616, 1125191), (22802, 918628), (33358, 627932), (45604, 459314), (66716, 313966), (91208, 229657), (133432, 156983)]