68428918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 111767040

約数和(自身を除く): 43338122

約数列:

[1, 2, 19, 38, 41, 82, 167, 263, 334, 526, 779, 1558, 3173, 4997, 6346, 6847, 9994, 10783, 13694, 21566, 43921, 87842, 130093, 204877, 260186, 409754, 834499, 1668998, 1800761, 3601522, 34214459, 68428918]

約数ペア:

[(1, 68428918), (2, 34214459), (19, 3601522), (38, 1800761), (41, 1668998), (82, 834499), (167, 409754), (263, 260186), (334, 204877), (526, 130093), (779, 87842), (1558, 43921), (3173, 21566), (4997, 13694), (6346, 10783), (6847, 9994)]