20265599

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 22370304

約数和(自身を除く): 2104705

約数列:

[1, 23, 31, 43, 661, 713, 989, 1333, 15203, 20491, 28423, 30659, 471293, 653729, 881113, 20265599]

約数ペア:

[(1, 20265599), (23, 881113), (31, 653729), (43, 471293), (661, 30659), (713, 28423), (989, 20491), (1333, 15203)]