20198984966

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1039}}^1\times {\mathrm{1733}}^1$

素因数の和:2924

約数の個数: 32

約数和(自身を含む): 31162060800

約数和(自身を除く): 10963075834

約数列:

[1, 2, 71, 79, 142, 158, 1039, 1733, 2078, 3466, 5609, 11218, 73769, 82081, 123043, 136907, 147538, 164162, 246086, 273814, 1800587, 3601174, 5827751, 9720397, 11655502, 19440794, 127841677, 142246373, 255683354, 284492746, 10099492483, 20198984966]

約数ペア:

[(1, 20198984966), (2, 10099492483), (71, 284492746), (79, 255683354), (142, 142246373), (158, 127841677), (1039, 19440794), (1733, 11655502), (2078, 9720397), (3466, 5827751), (5609, 3601174), (11218, 1800587), (73769, 273814), (82081, 246086), (123043, 164162), (136907, 147538)]