18832810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 16648790

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 769, 790, 1538, 2449, 3845, 4898, 7690, 12245, 23839, 24490, 47678, 60751, 119195, 121502, 238390, 303755, 607510, 1883281, 3766562, 9416405, 18832810]

約数ペア:

[(1, 18832810), (2, 9416405), (5, 3766562), (10, 1883281), (31, 607510), (62, 303755), (79, 238390), (155, 121502), (158, 119195), (310, 60751), (395, 47678), (769, 24490), (790, 23839), (1538, 12245), (2449, 7690), (3845, 4898)]