19834984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{709}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 40257000

約数和(自身を除く): 20422016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 269, 538, 709, 1076, 1418, 2152, 2836, 3497, 5672, 6994, 9217, 13988, 18434, 27976, 36868, 73736, 190721, 381442, 762884, 1525768, 2479373, 4958746, 9917492, 19834984]

約数ペア:

[(1, 19834984), (2, 9917492), (4, 4958746), (8, 2479373), (13, 1525768), (26, 762884), (52, 381442), (104, 190721), (269, 73736), (538, 36868), (709, 27976), (1076, 18434), (1418, 13988), (2152, 9217), (2836, 6994), (3497, 5672)]