19714708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1399}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 37318400

約数和(自身を除く): 17603692

約数列:

[1, 2, 4, 13, 26, 52, 271, 542, 1084, 1399, 2798, 3523, 5596, 7046, 14092, 18187, 36374, 72748, 379129, 758258, 1516516, 4928677, 9857354, 19714708]

約数ペア:

[(1, 19714708), (2, 9857354), (4, 4928677), (13, 1516516), (26, 758258), (52, 379129), (271, 72748), (542, 36374), (1084, 18187), (1399, 14092), (2798, 7046), (3523, 5596)]