15989238

素因数分解:

$2^1\times 3^4\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:674

約数の個数: 40

約数和(自身を含む): 36067680

約数和(自身を除く): 20078442

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 229, 431, 458, 687, 862, 1293, 1374, 2061, 2586, 3879, 4122, 6183, 7758, 11637, 12366, 18549, 23274, 34911, 37098, 69822, 98699, 197398, 296097, 592194, 888291, 1776582, 2664873, 5329746, 7994619, 15989238]

約数ペア:

[(1, 15989238), (2, 7994619), (3, 5329746), (6, 2664873), (9, 1776582), (18, 888291), (27, 592194), (54, 296097), (81, 197398), (162, 98699), (229, 69822), (431, 37098), (458, 34911), (687, 23274), (862, 18549), (1293, 12366), (1374, 11637), (2061, 7758), (2586, 6183), (3879, 4122)]