20037554

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{661}}^1$

素因数の和:1345

約数の個数: 16

約数和(自身を含む): 31458240

約数和(自身を除く): 11420686

約数列:

[1, 2, 23, 46, 659, 661, 1318, 1322, 15157, 15203, 30314, 30406, 435599, 871198, 10018777, 20037554]

約数ペア:

[(1, 20037554), (2, 10018777), (23, 871198), (46, 435599), (659, 30406), (661, 30314), (1318, 15203), (1322, 15157)]