19691204

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29129}}^1$

素因数の和:29159

約数の個数: 18

約数和(自身を含む): 37315530

約数和(自身を除く): 17624326

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 29129, 58258, 116516, 378677, 757354, 1514708, 4922801, 9845602, 19691204]

約数ペア:

[(1, 19691204), (2, 9845602), (4, 4922801), (13, 1514708), (26, 757354), (52, 378677), (169, 116516), (338, 58258), (676, 29129)]