18188469

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{751}}^1$

素因数の和:799

約数の個数: 40

約数和(自身を含む): 30573312

約数和(自身を除く): 12384843

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 207, 299, 351, 621, 751, 897, 1053, 1863, 2253, 2691, 6759, 8073, 9763, 17273, 20277, 24219, 29289, 51819, 60831, 87867, 155457, 224549, 263601, 466371, 673647, 790803, 1399113, 2020941, 6062823, 18188469]

約数ペア:

[(1, 18188469), (3, 6062823), (9, 2020941), (13, 1399113), (23, 790803), (27, 673647), (39, 466371), (69, 263601), (81, 224549), (117, 155457), (207, 87867), (299, 60831), (351, 51819), (621, 29289), (751, 24219), (897, 20277), (1053, 17273), (1863, 9763), (2253, 8073), (2691, 6759)]