20165963095

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{278017}}^1$

素因数の和:278274

約数の個数: 16

約数和(自身を含む): 24621274080

約数和(自身を除く): 4455310985

約数列:

[1, 5, 89, 163, 445, 815, 14507, 72535, 278017, 1390085, 24743513, 45316771, 123717565, 226583855, 4033192619, 20165963095]

約数ペア:

[(1, 20165963095), (5, 4033192619), (89, 226583855), (163, 123717565), (445, 45316771), (815, 24743513), (14507, 1390085), (72535, 278017)]