18291060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 55831776

約数和(自身を除く): 37540716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 307, 331, 614, 662, 921, 993, 1228, 1324, 1535, 1655, 1842, 1986, 2763, 2979, 3070, 3310, 3684, 3972, 4605, 4965, 5526, 5958, 6140, 6620, 9210, 9930, 11052, 11916, 13815, 14895, 18420, 19860, 27630, 29790, 55260, 59580, 101617, 203234, 304851, 406468, 508085, 609702, 914553, 1016170, 1219404, 1524255, 1829106, 2032340, 3048510, 3658212, 4572765, 6097020, 9145530, 18291060]

約数ペア:

[(1, 18291060), (2, 9145530), (3, 6097020), (4, 4572765), (5, 3658212), (6, 3048510), (9, 2032340), (10, 1829106), (12, 1524255), (15, 1219404), (18, 1016170), (20, 914553), (30, 609702), (36, 508085), (45, 406468), (60, 304851), (90, 203234), (180, 101617), (307, 59580), (331, 55260), (614, 29790), (662, 27630), (921, 19860), (993, 18420), (1228, 14895), (1324, 13815), (1535, 11916), (1655, 11052), (1842, 9930), (1986, 9210), (2763, 6620), (2979, 6140), (3070, 5958), (3310, 5526), (3684, 4965), (3972, 4605)]