18255306

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 37667520

約数和(自身を除く): 19412214

約数列:

[1, 2, 3, 6, 43, 86, 129, 173, 258, 346, 409, 519, 818, 1038, 1227, 2454, 7439, 14878, 17587, 22317, 35174, 44634, 52761, 70757, 105522, 141514, 212271, 424542, 3042551, 6085102, 9127653, 18255306]

約数ペア:

[(1, 18255306), (2, 9127653), (3, 6085102), (6, 3042551), (43, 424542), (86, 212271), (129, 141514), (173, 105522), (258, 70757), (346, 52761), (409, 44634), (519, 35174), (818, 22317), (1038, 17587), (1227, 14878), (2454, 7439)]