20184528

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4621}}^1$

素因数の和:4652

約数の個数: 80

約数和(自身を含む): 64190336

約数和(自身を除く): 44005808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 4621, 9242, 13863, 18484, 27726, 32347, 36968, 55452, 60073, 64694, 73936, 97041, 110904, 120146, 129388, 180219, 194082, 221808, 240292, 258776, 360438, 388164, 420511, 480584, 517552, 720876, 776328, 841022, 961168, 1261533, 1441752, 1552656, 1682044, 2523066, 2883504, 3364088, 5046132, 6728176, 10092264, 20184528]

約数ペア:

[(1, 20184528), (2, 10092264), (3, 6728176), (4, 5046132), (6, 3364088), (7, 2883504), (8, 2523066), (12, 1682044), (13, 1552656), (14, 1441752), (16, 1261533), (21, 961168), (24, 841022), (26, 776328), (28, 720876), (39, 517552), (42, 480584), (48, 420511), (52, 388164), (56, 360438), (78, 258776), (84, 240292), (91, 221808), (104, 194082), (112, 180219), (156, 129388), (168, 120146), (182, 110904), (208, 97041), (273, 73936), (312, 64694), (336, 60073), (364, 55452), (546, 36968), (624, 32347), (728, 27726), (1092, 18484), (1456, 13863), (2184, 9242), (4368, 4621)]