9639890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2557}}^1$

素因数の和:2606

約数の個数: 32

約数和(自身を含む): 19338480

約数和(自身を除く): 9698590

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 2557, 3770, 5114, 12785, 25570, 33241, 66482, 74153, 148306, 166205, 332410, 370765, 741530, 963989, 1927978, 4819945, 9639890]

約数ペア:

[(1, 9639890), (2, 4819945), (5, 1927978), (10, 963989), (13, 741530), (26, 370765), (29, 332410), (58, 166205), (65, 148306), (130, 74153), (145, 66482), (290, 33241), (377, 25570), (754, 12785), (1885, 5114), (2557, 3770)]