20189532

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3557}}^1$

素因数の和:3618

約数の個数: 48

約数和(自身を含む): 52601472

約数和(自身を除く): 32411940

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 86, 129, 132, 172, 258, 473, 516, 946, 1419, 1892, 2838, 3557, 5676, 7114, 10671, 14228, 21342, 39127, 42684, 78254, 117381, 152951, 156508, 234762, 305902, 458853, 469524, 611804, 917706, 1682461, 1835412, 3364922, 5047383, 6729844, 10094766, 20189532]

約数ペア:

[(1, 20189532), (2, 10094766), (3, 6729844), (4, 5047383), (6, 3364922), (11, 1835412), (12, 1682461), (22, 917706), (33, 611804), (43, 469524), (44, 458853), (66, 305902), (86, 234762), (129, 156508), (132, 152951), (172, 117381), (258, 78254), (473, 42684), (516, 39127), (946, 21342), (1419, 14228), (1892, 10671), (2838, 7114), (3557, 5676)]