18247518

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{1543}}^1$

素因数の和:1630

約数の個数: 40

約数和(自身を含む): 41474928

約数和(自身を除く): 23227410

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 438, 657, 1314, 1543, 1971, 3086, 3942, 4629, 5913, 9258, 11826, 13887, 27774, 41661, 83322, 112639, 124983, 225278, 249966, 337917, 675834, 1013751, 2027502, 3041253, 6082506, 9123759, 18247518]

約数ペア:

[(1, 18247518), (2, 9123759), (3, 6082506), (6, 3041253), (9, 2027502), (18, 1013751), (27, 675834), (54, 337917), (73, 249966), (81, 225278), (146, 124983), (162, 112639), (219, 83322), (438, 41661), (657, 27774), (1314, 13887), (1543, 11826), (1971, 9258), (3086, 5913), (3942, 4629)]