18911484

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{11177}}^1$

素因数の和:11234

約数の個数: 36

約数和(自身を含む): 48825504

約数和(自身を除く): 29914020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 11177, 22354, 33531, 44708, 67062, 100593, 134124, 201186, 402372, 525319, 1050638, 1575957, 2101276, 3151914, 4727871, 6303828, 9455742, 18911484]

約数ペア:

[(1, 18911484), (2, 9455742), (3, 6303828), (4, 4727871), (6, 3151914), (9, 2101276), (12, 1575957), (18, 1050638), (36, 525319), (47, 402372), (94, 201186), (141, 134124), (188, 100593), (282, 67062), (423, 44708), (564, 33531), (846, 22354), (1692, 11177)]