18898620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24229}}^1$

素因数の和:24254

約数の個数: 48

約数和(自身を含む): 56988960

約数和(自身を除く): 38090340

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, 24229, 48458, 72687, 96916, 121145, 145374, 242290, 290748, 314977, 363435, 484580, 629954, 726870, 944931, 1259908, 1453740, 1574885, 1889862, 3149770, 3779724, 4724655, 6299540, 9449310, 18898620]

約数ペア:

[(1, 18898620), (2, 9449310), (3, 6299540), (4, 4724655), (5, 3779724), (6, 3149770), (10, 1889862), (12, 1574885), (13, 1453740), (15, 1259908), (20, 944931), (26, 726870), (30, 629954), (39, 484580), (52, 363435), (60, 314977), (65, 290748), (78, 242290), (130, 145374), (156, 121145), (195, 96916), (260, 72687), (390, 48458), (780, 24229)]