563996

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 1070160

約数和(自身を除く): 506164

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 181, 362, 724, 779, 1558, 3116, 3439, 6878, 7421, 13756, 14842, 29684, 140999, 281998, 563996]

約数ペア:

[(1, 563996), (2, 281998), (4, 140999), (19, 29684), (38, 14842), (41, 13756), (76, 7421), (82, 6878), (164, 3439), (181, 3116), (362, 1558), (724, 779)]