18706920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{155891}}^1$

素因数の和:155905

約数の個数: 32

約数和(自身を含む): 56121120

約数和(自身を除く): 37414200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 155891, 311782, 467673, 623564, 779455, 935346, 1247128, 1558910, 1870692, 2338365, 3117820, 3741384, 4676730, 6235640, 9353460, 18706920]

約数ペア:

[(1, 18706920), (2, 9353460), (3, 6235640), (4, 4676730), (5, 3741384), (6, 3117820), (8, 2338365), (10, 1870692), (12, 1558910), (15, 1247128), (20, 935346), (24, 779455), (30, 623564), (40, 467673), (60, 311782), (120, 155891)]