19543644

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{10243}}^1$

素因数の和:10306

約数の個数: 36

約数和(自身を含む): 50339016

約数和(自身を除く): 30795372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 10243, 20486, 30729, 40972, 61458, 92187, 122916, 184374, 368748, 542879, 1085758, 1628637, 2171516, 3257274, 4885911, 6514548, 9771822, 19543644]

約数ペア:

[(1, 19543644), (2, 9771822), (3, 6514548), (4, 4885911), (6, 3257274), (9, 2171516), (12, 1628637), (18, 1085758), (36, 542879), (53, 368748), (106, 184374), (159, 122916), (212, 92187), (318, 61458), (477, 40972), (636, 30729), (954, 20486), (1908, 10243)]