18505204

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 33201000

約数和(自身を除く): 14695796

約数列:

[1, 2, 4, 61, 122, 149, 244, 298, 509, 596, 1018, 2036, 9089, 18178, 31049, 36356, 62098, 75841, 124196, 151682, 303364, 4626301, 9252602, 18505204]

約数ペア:

[(1, 18505204), (2, 9252602), (4, 4626301), (61, 303364), (122, 151682), (149, 124196), (244, 75841), (298, 62098), (509, 36356), (596, 31049), (1018, 18178), (2036, 9089)]