642387924

素因数分解:

$2^2\times 3^2\times {\mathrm{17844109}}^1$

素因数の和:17844119

約数の個数: 18

約数和(自身を含む): 1623814010

約数和(自身を除く): 981426086

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 17844109, 35688218, 53532327, 71376436, 107064654, 160596981, 214129308, 321193962, 642387924]

約数ペア:

[(1, 642387924), (2, 321193962), (3, 214129308), (4, 160596981), (6, 107064654), (9, 71376436), (12, 53532327), (18, 35688218), (36, 17844109)]