201812908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1481}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 408320640

約数和(自身を除く): 206507732

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 163, 209, 326, 418, 652, 836, 1481, 1793, 2962, 3097, 3586, 5924, 6194, 7172, 12388, 16291, 28139, 32582, 34067, 56278, 65164, 68134, 112556, 136268, 241403, 309529, 482806, 619058, 965612, 1238116, 2655433, 4586657, 5310866, 9173314, 10621732, 18346628, 50453227, 100906454, 201812908]

約数ペア:

[(1, 201812908), (2, 100906454), (4, 50453227), (11, 18346628), (19, 10621732), (22, 9173314), (38, 5310866), (44, 4586657), (76, 2655433), (163, 1238116), (209, 965612), (326, 619058), (418, 482806), (652, 309529), (836, 241403), (1481, 136268), (1793, 112556), (2962, 68134), (3097, 65164), (3586, 56278), (5924, 34067), (6194, 32582), (7172, 28139), (12388, 16291)]