19416760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44129}}^1$

素因数の和:44151

約数の個数: 32

約数和(自身を含む): 47660400

約数和(自身を除く): 28243640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 44129, 88258, 176516, 220645, 353032, 441290, 485419, 882580, 970838, 1765160, 1941676, 2427095, 3883352, 4854190, 9708380, 19416760]

約数ペア:

[(1, 19416760), (2, 9708380), (4, 4854190), (5, 3883352), (8, 2427095), (10, 1941676), (11, 1765160), (20, 970838), (22, 882580), (40, 485419), (44, 441290), (55, 353032), (88, 220645), (110, 176516), (220, 88258), (440, 44129)]