20751434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{1427}}^1$

素因数の和:2101

約数の個数: 16

約数和(自身を含む): 34032096

約数和(自身を除く): 13280662

約数列:

[1, 2, 11, 22, 661, 1322, 1427, 2854, 7271, 14542, 15697, 31394, 943247, 1886494, 10375717, 20751434]

約数ペア:

[(1, 20751434), (2, 10375717), (11, 1886494), (22, 943247), (661, 31394), (1322, 15697), (1427, 14542), (2854, 7271)]