18363540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1811}}^1$

素因数の和:1849

約数の個数: 72

約数和(自身を含む): 55708128

約数和(自身を除く): 37344588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 1811, 2028, 2535, 3380, 3622, 5070, 5433, 7244, 9055, 10140, 10866, 18110, 21732, 23543, 27165, 36220, 47086, 54330, 70629, 94172, 108660, 117715, 141258, 235430, 282516, 306059, 353145, 470860, 612118, 706290, 918177, 1224236, 1412580, 1530295, 1836354, 3060590, 3672708, 4590885, 6121180, 9181770, 18363540]

約数ペア:

[(1, 18363540), (2, 9181770), (3, 6121180), (4, 4590885), (5, 3672708), (6, 3060590), (10, 1836354), (12, 1530295), (13, 1412580), (15, 1224236), (20, 918177), (26, 706290), (30, 612118), (39, 470860), (52, 353145), (60, 306059), (65, 282516), (78, 235430), (130, 141258), (156, 117715), (169, 108660), (195, 94172), (260, 70629), (338, 54330), (390, 47086), (507, 36220), (676, 27165), (780, 23543), (845, 21732), (1014, 18110), (1690, 10866), (1811, 10140), (2028, 9055), (2535, 7244), (3380, 5433), (3622, 5070)]