19572978

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 40098240

約数和(自身を除く): 20525262

約数列:

[1, 2, 3, 6, 67, 134, 181, 201, 269, 362, 402, 538, 543, 807, 1086, 1614, 12127, 18023, 24254, 36046, 36381, 48689, 54069, 72762, 97378, 108138, 146067, 292134, 3262163, 6524326, 9786489, 19572978]

約数ペア:

[(1, 19572978), (2, 9786489), (3, 6524326), (6, 3262163), (67, 292134), (134, 146067), (181, 108138), (201, 97378), (269, 72762), (362, 54069), (402, 48689), (538, 36381), (543, 36046), (807, 24254), (1086, 18023), (1614, 12127)]