18400590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15727}}^1$

素因数の和:15753

約数の個数: 48

約数和(自身を含む): 51524928

約数和(自身を除く): 33124338

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 15727, 31454, 47181, 78635, 94362, 141543, 157270, 204451, 235905, 283086, 408902, 471810, 613353, 707715, 1022255, 1226706, 1415430, 1840059, 2044510, 3066765, 3680118, 6133530, 9200295, 18400590]

約数ペア:

[(1, 18400590), (2, 9200295), (3, 6133530), (5, 3680118), (6, 3066765), (9, 2044510), (10, 1840059), (13, 1415430), (15, 1226706), (18, 1022255), (26, 707715), (30, 613353), (39, 471810), (45, 408902), (65, 283086), (78, 235905), (90, 204451), (117, 157270), (130, 141543), (195, 94362), (234, 78635), (390, 47181), (585, 31454), (1170, 15727)]