19560138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4111}}^1$

素因数の和:4190

約数の個数: 32

約数和(自身を含む): 42830592

約数和(自身を除く): 23270454

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 183, 366, 793, 1586, 2379, 4111, 4758, 8222, 12333, 24666, 53443, 106886, 160329, 250771, 320658, 501542, 752313, 1504626, 3260023, 6520046, 9780069, 19560138]

約数ペア:

[(1, 19560138), (2, 9780069), (3, 6520046), (6, 3260023), (13, 1504626), (26, 752313), (39, 501542), (61, 320658), (78, 250771), (122, 160329), (183, 106886), (366, 53443), (793, 24666), (1586, 12333), (2379, 8222), (4111, 4758)]