18860516

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 33632256

約数和(自身を除く): 14771740

約数列:

[1, 2, 4, 127, 137, 254, 271, 274, 508, 542, 548, 1084, 17399, 34417, 34798, 37127, 68834, 69596, 74254, 137668, 148508, 4715129, 9430258, 18860516]

約数ペア:

[(1, 18860516), (2, 9430258), (4, 4715129), (127, 148508), (137, 137668), (254, 74254), (271, 69596), (274, 68834), (508, 37127), (542, 34798), (548, 34417), (1084, 17399)]