18463380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23671}}^1$

素因数の和:23696

約数の個数: 48

約数和(自身を含む): 55676544

約数和(自身を除く): 37213164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 23671, 47342, 71013, 94684, 118355, 142026, 236710, 284052, 307723, 355065, 473420, 615446, 710130, 923169, 1230892, 1420260, 1538615, 1846338, 3077230, 3692676, 4615845, 6154460, 9231690, 18463380]

約数ペア:

[(1, 18463380), (2, 9231690), (3, 6154460), (4, 4615845), (5, 3692676), (6, 3077230), (10, 1846338), (12, 1538615), (13, 1420260), (15, 1230892), (20, 923169), (26, 710130), (30, 615446), (39, 473420), (52, 355065), (60, 307723), (65, 284052), (78, 236710), (130, 142026), (156, 118355), (195, 94684), (260, 71013), (390, 47342), (780, 23671)]