18545124

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2243}}^1$

素因数の和:2316

約数の個数: 48

約数和(自身を含む): 47500992

約数和(自身を除く): 28955868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2243, 2756, 4134, 4486, 6729, 8268, 8972, 13458, 26916, 29159, 58318, 87477, 116636, 118879, 174954, 237758, 349908, 356637, 475516, 713274, 1426548, 1545427, 3090854, 4636281, 6181708, 9272562, 18545124]

約数ペア:

[(1, 18545124), (2, 9272562), (3, 6181708), (4, 4636281), (6, 3090854), (12, 1545427), (13, 1426548), (26, 713274), (39, 475516), (52, 356637), (53, 349908), (78, 237758), (106, 174954), (156, 118879), (159, 116636), (212, 87477), (318, 58318), (636, 29159), (689, 26916), (1378, 13458), (2067, 8972), (2243, 8268), (2756, 6729), (4134, 4486)]