18674580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{569}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 52476480

約数和(自身を除く): 33801900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 547, 569, 1094, 1138, 1641, 1707, 2188, 2276, 2735, 2845, 3282, 3414, 5470, 5690, 6564, 6828, 8205, 8535, 10940, 11380, 16410, 17070, 32820, 34140, 311243, 622486, 933729, 1244972, 1556215, 1867458, 3112430, 3734916, 4668645, 6224860, 9337290, 18674580]

約数ペア:

[(1, 18674580), (2, 9337290), (3, 6224860), (4, 4668645), (5, 3734916), (6, 3112430), (10, 1867458), (12, 1556215), (15, 1244972), (20, 933729), (30, 622486), (60, 311243), (547, 34140), (569, 32820), (1094, 17070), (1138, 16410), (1641, 11380), (1707, 10940), (2188, 8535), (2276, 8205), (2735, 6828), (2845, 6564), (3282, 5690), (3414, 5470)]