18617204

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:835

約数の個数: 24

約数和(自身を含む): 33489288

約数和(自身を除く): 14872084

約数列:

[1, 2, 4, 53, 106, 137, 212, 274, 548, 641, 1282, 2564, 7261, 14522, 29044, 33973, 67946, 87817, 135892, 175634, 351268, 4654301, 9308602, 18617204]

約数ペア:

[(1, 18617204), (2, 9308602), (4, 4654301), (53, 351268), (106, 175634), (137, 135892), (212, 87817), (274, 67946), (548, 33973), (641, 29044), (1282, 14522), (2564, 7261)]