19900068

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{87281}}^1$

素因数の和:87307

約数の個数: 24

約数和(自身を含む): 48877920

約数和(自身を除く): 28977852

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 87281, 174562, 261843, 349124, 523686, 1047372, 1658339, 3316678, 4975017, 6633356, 9950034, 19900068]

約数ペア:

[(1, 19900068), (2, 9950034), (3, 6633356), (4, 4975017), (6, 3316678), (12, 1658339), (19, 1047372), (38, 523686), (57, 349124), (76, 261843), (114, 174562), (228, 87281)]