18891204

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{11491}}^1$

素因数の和:11635

約数の個数: 24

約数和(自身を含む): 44405088

約数和(自身を除く): 25513884

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 11491, 22982, 34473, 45964, 68946, 137892, 1574267, 3148534, 4722801, 6297068, 9445602, 18891204]

約数ペア:

[(1, 18891204), (2, 9445602), (3, 6297068), (4, 4722801), (6, 3148534), (12, 1574267), (137, 137892), (274, 68946), (411, 45964), (548, 34473), (822, 22982), (1644, 11491)]