18981126

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 42653520

約数和(自身を除く): 23672394

約数列:

[1, 2, 3, 6, 9, 18, 59, 61, 118, 122, 177, 183, 293, 354, 366, 531, 549, 586, 879, 1062, 1098, 1758, 2637, 3599, 5274, 7198, 10797, 17287, 17873, 21594, 32391, 34574, 35746, 51861, 53619, 64782, 103722, 107238, 155583, 160857, 311166, 321714, 1054507, 2109014, 3163521, 6327042, 9490563, 18981126]

約数ペア:

[(1, 18981126), (2, 9490563), (3, 6327042), (6, 3163521), (9, 2109014), (18, 1054507), (59, 321714), (61, 311166), (118, 160857), (122, 155583), (177, 107238), (183, 103722), (293, 64782), (354, 53619), (366, 51861), (531, 35746), (549, 34574), (586, 32391), (879, 21594), (1062, 17873), (1098, 17287), (1758, 10797), (2637, 7198), (3599, 5274)]