19573424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:837

約数の個数: 40

約数和(自身を含む): 41195280

約数和(自身を除く): 21621856

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 677, 1112, 1354, 1807, 2224, 2708, 3614, 5416, 7228, 8801, 10832, 14456, 17602, 28912, 35204, 70408, 94103, 140816, 188206, 376412, 752824, 1223339, 1505648, 2446678, 4893356, 9786712, 19573424]

約数ペア:

[(1, 19573424), (2, 9786712), (4, 4893356), (8, 2446678), (13, 1505648), (16, 1223339), (26, 752824), (52, 376412), (104, 188206), (139, 140816), (208, 94103), (278, 70408), (556, 35204), (677, 28912), (1112, 17602), (1354, 14456), (1807, 10832), (2224, 8801), (2708, 7228), (3614, 5416)]