18588507

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 29652480

約数和(自身を除く): 11063973

約数列:

[1, 3, 7, 21, 29, 87, 131, 203, 233, 393, 609, 699, 917, 1631, 2751, 3799, 4893, 6757, 11397, 20271, 26593, 30523, 47299, 79779, 91569, 141897, 213661, 640983, 885167, 2655501, 6196169, 18588507]

約数ペア:

[(1, 18588507), (3, 6196169), (7, 2655501), (21, 885167), (29, 640983), (87, 213661), (131, 141897), (203, 91569), (233, 79779), (393, 47299), (609, 30523), (699, 26593), (917, 20271), (1631, 11397), (2751, 6757), (3799, 4893)]