20194395190

素因数分解:

$2^1\times 5^1\times {\mathrm{239753}}^1\times {\mathrm{8423}}^1$

素因数の和:248183

約数の個数: 16

約数和(自身を含む): 36354378528

約数和(自身を除く): 16159983338

約数列:

[1, 2, 5, 10, 8423, 16846, 42115, 84230, 239753, 479506, 1198765, 2397530, 2019439519, 4038879038, 10097197595, 20194395190]

約数ペア:

[(1, 20194395190), (2, 10097197595), (5, 4038879038), (10, 2019439519), (8423, 2397530), (16846, 1198765), (42115, 479506), (84230, 239753)]