19469907

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 28828800

約数和(自身を除く): 9358893

約数列:

[1, 3, 9, 89, 109, 223, 267, 327, 669, 801, 981, 2007, 9701, 19847, 24307, 29103, 59541, 72921, 87309, 178623, 218763, 2163323, 6489969, 19469907]

約数ペア:

[(1, 19469907), (3, 6489969), (9, 2163323), (89, 218763), (109, 178623), (223, 87309), (267, 72921), (327, 59541), (669, 29103), (801, 24307), (981, 19847), (2007, 9701)]