819156636

素因数分解:

$2^2\times 3^2\times {\mathrm{991}}^1\times {\mathrm{22961}}^1$

素因数の和:23962

約数の個数: 36

約数和(自身を含む): 2072825664

約数和(自身を除く): 1253669028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 991, 1982, 2973, 3964, 5946, 8919, 11892, 17838, 22961, 35676, 45922, 68883, 91844, 137766, 206649, 275532, 413298, 826596, 22754351, 45508702, 68263053, 91017404, 136526106, 204789159, 273052212, 409578318, 819156636]

約数ペア:

[(1, 819156636), (2, 409578318), (3, 273052212), (4, 204789159), (6, 136526106), (9, 91017404), (12, 68263053), (18, 45508702), (36, 22754351), (991, 826596), (1982, 413298), (2973, 275532), (3964, 206649), (5946, 137766), (8919, 91844), (11892, 68883), (17838, 45922), (22961, 35676)]