194988208

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{199783}}^1$

素因数の和:199852

約数の個数: 20

約数和(自身を含む): 383984848

約数和(自身を除く): 188996640

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 199783, 399566, 799132, 1598264, 3196528, 12186763, 24373526, 48747052, 97494104, 194988208]

約数ペア:

[(1, 194988208), (2, 97494104), (4, 48747052), (8, 24373526), (16, 12186763), (61, 3196528), (122, 1598264), (244, 799132), (488, 399566), (976, 199783)]