20281707938

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{447463}}^1$

素因数の和:447769

約数の個数: 16

約数和(自身を含む): 30832059456

約数和(自身を除く): 10550351518

約数列:

[1, 2, 131, 173, 262, 346, 22663, 45326, 447463, 894926, 58617653, 77411099, 117235306, 154822198, 10140853969, 20281707938]

約数ペア:

[(1, 20281707938), (2, 10140853969), (131, 154822198), (173, 117235306), (262, 77411099), (346, 58617653), (22663, 894926), (45326, 447463)]