19725242

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{941}}^1$

素因数の和:1213

約数の個数: 16

約数和(自身を含む): 30385152

約数和(自身を除く): 10659910

約数列:

[1, 2, 47, 94, 223, 446, 941, 1882, 10481, 20962, 44227, 88454, 209843, 419686, 9862621, 19725242]

約数ペア:

[(1, 19725242), (2, 9862621), (47, 419686), (94, 209843), (223, 88454), (446, 44227), (941, 20962), (1882, 10481)]