20402723158

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1\times {\mathrm{236707}}^1$

素因数の和:237387

約数の個数: 16

約数和(自身を含む): 31086388224

約数和(自身を除く): 10683665066

約数列:

[1, 2, 71, 142, 607, 1214, 43097, 86194, 236707, 473414, 16806197, 33612394, 143681149, 287362298, 10201361579, 20402723158]

約数ペア:

[(1, 20402723158), (2, 10201361579), (71, 287362298), (142, 143681149), (607, 33612394), (1214, 16806197), (43097, 473414), (86194, 236707)]