18420256

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{10861}}^1$

素因数の和:10924

約数の個数: 24

約数和(自身を含む): 36952524

約数和(自身を除く): 18532268

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 10861, 21722, 43444, 86888, 173776, 347552, 575633, 1151266, 2302532, 4605064, 9210128, 18420256]

約数ペア:

[(1, 18420256), (2, 9210128), (4, 4605064), (8, 2302532), (16, 1151266), (32, 575633), (53, 347552), (106, 173776), (212, 86888), (424, 43444), (848, 21722), (1696, 10861)]