18319010

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 34398000

約数和(自身を除く): 16078990

約数列:

[1, 2, 5, 10, 29, 58, 145, 181, 290, 349, 362, 698, 905, 1745, 1810, 3490, 5249, 10121, 10498, 20242, 26245, 50605, 52490, 63169, 101210, 126338, 315845, 631690, 1831901, 3663802, 9159505, 18319010]

約数ペア:

[(1, 18319010), (2, 9159505), (5, 3663802), (10, 1831901), (29, 631690), (58, 315845), (145, 126338), (181, 101210), (290, 63169), (349, 52490), (362, 50605), (698, 26245), (905, 20242), (1745, 10498), (1810, 10121), (3490, 5249)]