20857798

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{13597}}^1$

素因数の和:13671

約数の個数: 16

約数和(自身を含む): 34266960

約数和(自身を除く): 13409162

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 13597, 27194, 176761, 353522, 802223, 1604446, 10428899, 20857798]

約数ペア:

[(1, 20857798), (2, 10428899), (13, 1604446), (26, 802223), (59, 353522), (118, 176761), (767, 27194), (1534, 13597)]