18566460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9377}}^1$

素因数の和:9403

約数の個数: 72

約数和(自身を含む): 61444656

約数和(自身を除く): 42878196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 9377, 18754, 28131, 37508, 46885, 56262, 84393, 93770, 103147, 112524, 140655, 168786, 187540, 206294, 281310, 309441, 337572, 412588, 421965, 515735, 562620, 618882, 843930, 928323, 1031470, 1237764, 1547205, 1687860, 1856646, 2062940, 3094410, 3713292, 4641615, 6188820, 9283230, 18566460]

約数ペア:

[(1, 18566460), (2, 9283230), (3, 6188820), (4, 4641615), (5, 3713292), (6, 3094410), (9, 2062940), (10, 1856646), (11, 1687860), (12, 1547205), (15, 1237764), (18, 1031470), (20, 928323), (22, 843930), (30, 618882), (33, 562620), (36, 515735), (44, 421965), (45, 412588), (55, 337572), (60, 309441), (66, 281310), (90, 206294), (99, 187540), (110, 168786), (132, 140655), (165, 112524), (180, 103147), (198, 93770), (220, 84393), (330, 56262), (396, 46885), (495, 37508), (660, 28131), (990, 18754), (1980, 9377)]