18637020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{34513}}^1$

素因数の和:34531

約数の個数: 48

約数和(自身を含む): 57983520

約数和(自身を除く): 39346500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 34513, 69026, 103539, 138052, 172565, 207078, 310617, 345130, 414156, 517695, 621234, 690260, 931851, 1035390, 1242468, 1553085, 1863702, 2070780, 3106170, 3727404, 4659255, 6212340, 9318510, 18637020]

約数ペア:

[(1, 18637020), (2, 9318510), (3, 6212340), (4, 4659255), (5, 3727404), (6, 3106170), (9, 2070780), (10, 1863702), (12, 1553085), (15, 1242468), (18, 1035390), (20, 931851), (27, 690260), (30, 621234), (36, 517695), (45, 414156), (54, 345130), (60, 310617), (90, 207078), (108, 172565), (135, 138052), (180, 103539), (270, 69026), (540, 34513)]