18634646

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 30801600

約数和(自身を除く): 12166954

約数列:

[1, 2, 23, 29, 46, 58, 61, 122, 229, 458, 667, 1334, 1403, 1769, 2806, 3538, 5267, 6641, 10534, 13282, 13969, 27938, 40687, 81374, 152743, 305486, 321287, 405101, 642574, 810202, 9317323, 18634646]

約数ペア:

[(1, 18634646), (2, 9317323), (23, 810202), (29, 642574), (46, 405101), (58, 321287), (61, 305486), (122, 152743), (229, 81374), (458, 40687), (667, 27938), (1334, 13969), (1403, 13282), (1769, 10534), (2806, 6641), (3538, 5267)]