2018531528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{245683}}^1$

素因数の和:245781

約数の個数: 32

約数和(自身を含む): 4127491200

約数和(自身を除く): 2108959672

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 632, 1027, 2054, 4108, 8216, 245683, 491366, 982732, 1965464, 3193879, 6387758, 12775516, 19408957, 25551032, 38817914, 77635828, 155271656, 252316441, 504632882, 1009265764, 2018531528]

約数ペア:

[(1, 2018531528), (2, 1009265764), (4, 504632882), (8, 252316441), (13, 155271656), (26, 77635828), (52, 38817914), (79, 25551032), (104, 19408957), (158, 12775516), (316, 6387758), (632, 3193879), (1027, 1965464), (2054, 982732), (4108, 491366), (8216, 245683)]