19855824

素因数分解:

$2^4\times 3^1\times {\mathrm{569}}^1\times {\mathrm{727}}^1$

素因数の和:1307

約数の個数: 40

約数和(自身を含む): 51455040

約数和(自身を除く): 31599216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 569, 727, 1138, 1454, 1707, 2181, 2276, 2908, 3414, 4362, 4552, 5816, 6828, 8724, 9104, 11632, 13656, 17448, 27312, 34896, 413663, 827326, 1240989, 1654652, 2481978, 3309304, 4963956, 6618608, 9927912, 19855824]

約数ペア:

[(1, 19855824), (2, 9927912), (3, 6618608), (4, 4963956), (6, 3309304), (8, 2481978), (12, 1654652), (16, 1240989), (24, 827326), (48, 413663), (569, 34896), (727, 27312), (1138, 17448), (1454, 13656), (1707, 11632), (2181, 9104), (2276, 8724), (2908, 6828), (3414, 5816), (4362, 4552)]