19766530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9109}}^1$

素因数の和:9154

約数の個数: 32

約数和(自身を含む): 41978880

約数和(自身を除く): 22212350

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 9109, 18218, 45545, 63763, 91090, 127526, 282379, 318815, 564758, 637630, 1411895, 1976653, 2823790, 3953306, 9883265, 19766530]

約数ペア:

[(1, 19766530), (2, 9883265), (5, 3953306), (7, 2823790), (10, 1976653), (14, 1411895), (31, 637630), (35, 564758), (62, 318815), (70, 282379), (155, 127526), (217, 91090), (310, 63763), (434, 45545), (1085, 18218), (2170, 9109)]