20766289324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{152393}}^1$

素因数の和:152590

約数の個数: 48

約数和(自身を含む): 41987594880

約数和(自身を除く): 21221305556

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 163, 209, 326, 418, 652, 836, 1793, 3097, 3586, 6194, 7172, 12388, 34067, 68134, 136268, 152393, 304786, 609572, 1676323, 2895467, 3352646, 5790934, 6705292, 11581868, 24840059, 31850137, 49680118, 63700274, 99360236, 127400548, 273240649, 471961121, 546481298, 943922242, 1092962596, 1887844484, 5191572331, 10383144662, 20766289324]

約数ペア:

[(1, 20766289324), (2, 10383144662), (4, 5191572331), (11, 1887844484), (19, 1092962596), (22, 943922242), (38, 546481298), (44, 471961121), (76, 273240649), (163, 127400548), (209, 99360236), (326, 63700274), (418, 49680118), (652, 31850137), (836, 24840059), (1793, 11581868), (3097, 6705292), (3586, 5790934), (6194, 3352646), (7172, 2895467), (12388, 1676323), (34067, 609572), (68134, 304786), (136268, 152393)]