18733518

素因数分解:

$2^1\times 3^4\times {\mathrm{197}}^1\times {\mathrm{587}}^1$

素因数の和:798

約数の個数: 40

約数和(自身を含む): 42261912

約数和(自身を除く): 23528394

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 197, 394, 587, 591, 1174, 1182, 1761, 1773, 3522, 3546, 5283, 5319, 10566, 10638, 15849, 15957, 31698, 31914, 47547, 95094, 115639, 231278, 346917, 693834, 1040751, 2081502, 3122253, 6244506, 9366759, 18733518]

約数ペア:

[(1, 18733518), (2, 9366759), (3, 6244506), (6, 3122253), (9, 2081502), (18, 1040751), (27, 693834), (54, 346917), (81, 231278), (162, 115639), (197, 95094), (394, 47547), (587, 31914), (591, 31698), (1174, 15957), (1182, 15849), (1761, 10638), (1773, 10566), (3522, 5319), (3546, 5283)]