20123006384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2058409}}^1$

素因数の和:2058477

約数の個数: 40

約数和(自身を含む): 42880797120

約数和(自身を除く): 22757790736

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 2058409, 4116818, 8233636, 16467272, 26759317, 32934544, 53518634, 96745223, 107037268, 193490446, 214074536, 386980892, 428149072, 773961784, 1257687899, 1547923568, 2515375798, 5030751596, 10061503192, 20123006384]

約数ペア:

[(1, 20123006384), (2, 10061503192), (4, 5030751596), (8, 2515375798), (13, 1547923568), (16, 1257687899), (26, 773961784), (47, 428149072), (52, 386980892), (94, 214074536), (104, 193490446), (188, 107037268), (208, 96745223), (376, 53518634), (611, 32934544), (752, 26759317), (1222, 16467272), (2444, 8233636), (4888, 4116818), (9776, 2058409)]