20957310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21169}}^1$

素因数の和:21193

約数の個数: 48

約数和(自身を含む): 59445360

約数和(自身を除く): 38488050

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 21169, 42338, 63507, 105845, 127014, 190521, 211690, 232859, 317535, 381042, 465718, 635070, 698577, 952605, 1164295, 1397154, 1905210, 2095731, 2328590, 3492885, 4191462, 6985770, 10478655, 20957310]

約数ペア:

[(1, 20957310), (2, 10478655), (3, 6985770), (5, 4191462), (6, 3492885), (9, 2328590), (10, 2095731), (11, 1905210), (15, 1397154), (18, 1164295), (22, 952605), (30, 698577), (33, 635070), (45, 465718), (55, 381042), (66, 317535), (90, 232859), (99, 211690), (110, 190521), (165, 127014), (198, 105845), (330, 63507), (495, 42338), (990, 21169)]