20170199648

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{2153}}^1\times {\mathrm{6229}}^1$

素因数の和:8439

約数の個数: 48

約数和(自身を含む): 40580326080

約数和(自身を除く): 20410126432

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 752, 1504, 2153, 4306, 6229, 8612, 12458, 17224, 24916, 34448, 49832, 68896, 99664, 101191, 199328, 202382, 292763, 404764, 585526, 809528, 1171052, 1619056, 2342104, 3238112, 4684208, 9368416, 13411037, 26822074, 53644148, 107288296, 214576592, 429153184, 630318739, 1260637478, 2521274956, 5042549912, 10085099824, 20170199648]

約数ペア:

[(1, 20170199648), (2, 10085099824), (4, 5042549912), (8, 2521274956), (16, 1260637478), (32, 630318739), (47, 429153184), (94, 214576592), (188, 107288296), (376, 53644148), (752, 26822074), (1504, 13411037), (2153, 9368416), (4306, 4684208), (6229, 3238112), (8612, 2342104), (12458, 1619056), (17224, 1171052), (24916, 809528), (34448, 585526), (49832, 404764), (68896, 292763), (99664, 202382), (101191, 199328)]