18645420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1627}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 52512768

約数和(自身を除く): 33867348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 191, 382, 573, 764, 955, 1146, 1627, 1910, 2292, 2865, 3254, 3820, 4881, 5730, 6508, 8135, 9762, 11460, 16270, 19524, 24405, 32540, 48810, 97620, 310757, 621514, 932271, 1243028, 1553785, 1864542, 3107570, 3729084, 4661355, 6215140, 9322710, 18645420]

約数ペア:

[(1, 18645420), (2, 9322710), (3, 6215140), (4, 4661355), (5, 3729084), (6, 3107570), (10, 1864542), (12, 1553785), (15, 1243028), (20, 932271), (30, 621514), (60, 310757), (191, 97620), (382, 48810), (573, 32540), (764, 24405), (955, 19524), (1146, 16270), (1627, 11460), (1910, 9762), (2292, 8135), (2865, 6508), (3254, 5730), (3820, 4881)]