20423354

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{9661}}^1$

素因数の和:9821

約数の個数: 16

約数和(自身を含む): 35246976

約数和(自身を除く): 14823622

約数列:

[1, 2, 7, 14, 151, 302, 1057, 2114, 9661, 19322, 67627, 135254, 1458811, 2917622, 10211677, 20423354]

約数ペア:

[(1, 20423354), (2, 10211677), (7, 2917622), (14, 1458811), (151, 135254), (302, 67627), (1057, 19322), (2114, 9661)]