20369195

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 30744576

約数和(自身を除く): 10375381

約数列:

[1, 5, 7, 11, 35, 55, 77, 191, 277, 385, 955, 1337, 1385, 1939, 2101, 3047, 6685, 9695, 10505, 14707, 15235, 21329, 52907, 73535, 106645, 264535, 370349, 581977, 1851745, 2909885, 4073839, 20369195]

約数ペア:

[(1, 20369195), (5, 4073839), (7, 2909885), (11, 1851745), (35, 581977), (55, 370349), (77, 264535), (191, 106645), (277, 73535), (385, 52907), (955, 21329), (1337, 15235), (1385, 14707), (1939, 10505), (2101, 9695), (3047, 6685)]