18865020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1373}}^1$

素因数の和:1614

約数の個数: 48

約数和(自身を含む): 53091360

約数和(自身を除く): 34226340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 229, 458, 687, 916, 1145, 1373, 1374, 2290, 2746, 2748, 3435, 4119, 4580, 5492, 6865, 6870, 8238, 13730, 13740, 16476, 20595, 27460, 41190, 82380, 314417, 628834, 943251, 1257668, 1572085, 1886502, 3144170, 3773004, 4716255, 6288340, 9432510, 18865020]

約数ペア:

[(1, 18865020), (2, 9432510), (3, 6288340), (4, 4716255), (5, 3773004), (6, 3144170), (10, 1886502), (12, 1572085), (15, 1257668), (20, 943251), (30, 628834), (60, 314417), (229, 82380), (458, 41190), (687, 27460), (916, 20595), (1145, 16476), (1373, 13740), (1374, 13730), (2290, 8238), (2746, 6870), (2748, 6865), (3435, 5492), (4119, 4580)]