18768470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{38303}}^1$

素因数の和:38324

約数の個数: 24

約数和(自身を含む): 39299904

約数和(自身を除く): 20531434

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 38303, 76606, 191515, 268121, 383030, 536242, 1340605, 1876847, 2681210, 3753694, 9384235, 18768470]

約数ペア:

[(1, 18768470), (2, 9384235), (5, 3753694), (7, 2681210), (10, 1876847), (14, 1340605), (35, 536242), (49, 383030), (70, 268121), (98, 191515), (245, 76606), (490, 38303)]