18644648

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 41109120

約数和(自身を除く): 22464472

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 103, 121, 136, 187, 206, 242, 374, 412, 484, 748, 824, 968, 1133, 1331, 1496, 1751, 2057, 2266, 2662, 3502, 4114, 4532, 5324, 7004, 8228, 9064, 10648, 12463, 14008, 16456, 19261, 22627, 24926, 38522, 45254, 49852, 77044, 90508, 99704, 137093, 154088, 181016, 211871, 274186, 423742, 548372, 847484, 1096744, 1694968, 2330581, 4661162, 9322324, 18644648]

約数ペア:

[(1, 18644648), (2, 9322324), (4, 4661162), (8, 2330581), (11, 1694968), (17, 1096744), (22, 847484), (34, 548372), (44, 423742), (68, 274186), (88, 211871), (103, 181016), (121, 154088), (136, 137093), (187, 99704), (206, 90508), (242, 77044), (374, 49852), (412, 45254), (484, 38522), (748, 24926), (824, 22627), (968, 19261), (1133, 16456), (1331, 14008), (1496, 12463), (1751, 10648), (2057, 9064), (2266, 8228), (2662, 7004), (3502, 5324), (4114, 4532)]