20802317512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{857}}^1\times {\mathrm{178481}}^1$

素因数の和:179361

約数の個数: 32

約数和(自身を含む): 41347140120

約数和(自身を除く): 20544822608

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 857, 1714, 3428, 6856, 14569, 29138, 58276, 116552, 178481, 356962, 713924, 1427848, 3034177, 6068354, 12136708, 24273416, 152958217, 305916434, 611832868, 1223665736, 2600289689, 5200579378, 10401158756, 20802317512]

約数ペア:

[(1, 20802317512), (2, 10401158756), (4, 5200579378), (8, 2600289689), (17, 1223665736), (34, 611832868), (68, 305916434), (136, 152958217), (857, 24273416), (1714, 12136708), (3428, 6068354), (6856, 3034177), (14569, 1427848), (29138, 713924), (58276, 356962), (116552, 178481)]