20194668

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43151}}^1$

素因数の和:43174

約数の個数: 36

約数和(自身を含む): 54975648

約数和(自身を除く): 34780980

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43151, 86302, 129453, 172604, 258906, 388359, 517812, 560963, 776718, 1121926, 1553436, 1682889, 2243852, 3365778, 5048667, 6731556, 10097334, 20194668]

約数ペア:

[(1, 20194668), (2, 10097334), (3, 6731556), (4, 5048667), (6, 3365778), (9, 2243852), (12, 1682889), (13, 1553436), (18, 1121926), (26, 776718), (36, 560963), (39, 517812), (52, 388359), (78, 258906), (117, 172604), (156, 129453), (234, 86302), (468, 43151)]