20170405688

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{979907}}^1$

素因数の和:980027

約数の個数: 32

約数和(自身を含む): 39509890560

約数和(自身を除く): 19339484872

約数列:

[1, 2, 4, 8, 31, 62, 83, 124, 166, 248, 332, 664, 2573, 5146, 10292, 20584, 979907, 1959814, 3919628, 7839256, 30377117, 60754234, 81332281, 121508468, 162664562, 243016936, 325329124, 650658248, 2521300711, 5042601422, 10085202844, 20170405688]

約数ペア:

[(1, 20170405688), (2, 10085202844), (4, 5042601422), (8, 2521300711), (31, 650658248), (62, 325329124), (83, 243016936), (124, 162664562), (166, 121508468), (248, 81332281), (332, 60754234), (664, 30377117), (2573, 7839256), (5146, 3919628), (10292, 1959814), (20584, 979907)]