20009190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15511}}^1$

素因数の和:15564

約数の個数: 32

約数和(自身を含む): 49142016

約数和(自身を除く): 29132826

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 15511, 31022, 46533, 77555, 93066, 155110, 232665, 465330, 666973, 1333946, 2000919, 3334865, 4001838, 6669730, 10004595, 20009190]

約数ペア:

[(1, 20009190), (2, 10004595), (3, 6669730), (5, 4001838), (6, 3334865), (10, 2000919), (15, 1333946), (30, 666973), (43, 465330), (86, 232665), (129, 155110), (215, 93066), (258, 77555), (430, 46533), (645, 31022), (1290, 15511)]