13361648

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{19421}}^1$

素因数の和:19472

約数の個数: 20

約数和(自身を含む): 26491608

約数和(自身を除く): 13129960

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 19421, 38842, 77684, 155368, 310736, 835103, 1670206, 3340412, 6680824, 13361648]

約数ペア:

[(1, 13361648), (2, 6680824), (4, 3340412), (8, 1670206), (16, 835103), (43, 310736), (86, 155368), (172, 77684), (344, 38842), (688, 19421)]