17988891118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1\times {\mathrm{22447}}^1$

素因数の和:23032

約数の個数: 32

約数和(自身を含む): 29900736000

約数和(自身を除く): 11911844882

約数列:

[1, 2, 11, 22, 73, 146, 499, 803, 998, 1606, 5489, 10978, 22447, 36427, 44894, 72854, 246917, 400697, 493834, 801394, 1638631, 3277262, 11201053, 18024941, 22402106, 36049882, 123211583, 246423166, 817676869, 1635353738, 8994445559, 17988891118]

約数ペア:

[(1, 17988891118), (2, 8994445559), (11, 1635353738), (22, 817676869), (73, 246423166), (146, 123211583), (499, 36049882), (803, 22402106), (998, 18024941), (1606, 11201053), (5489, 3277262), (10978, 1638631), (22447, 801394), (36427, 493834), (44894, 400697), (72854, 246917)]