220353208

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{4211}}^1$

素因数の和:4459

約数の個数: 32

約数和(自身を含む): 428613120

約数和(自身を除く): 208259912

約数列:

[1, 2, 4, 8, 31, 62, 124, 211, 248, 422, 844, 1688, 4211, 6541, 8422, 13082, 16844, 26164, 33688, 52328, 130541, 261082, 522164, 888521, 1044328, 1777042, 3554084, 7108168, 27544151, 55088302, 110176604, 220353208]

約数ペア:

[(1, 220353208), (2, 110176604), (4, 55088302), (8, 27544151), (31, 7108168), (62, 3554084), (124, 1777042), (211, 1044328), (248, 888521), (422, 522164), (844, 261082), (1688, 130541), (4211, 52328), (6541, 33688), (8422, 26164), (13082, 16844)]