20218132

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1129}}^1$

素因数の和:1192

約数の個数: 36

約数和(自身を含む): 39977140

約数和(自身を除く): 19759008

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 121, 148, 242, 407, 484, 814, 1129, 1628, 2258, 4477, 4516, 8954, 12419, 17908, 24838, 41773, 49676, 83546, 136609, 167092, 273218, 459503, 546436, 919006, 1838012, 5054533, 10109066, 20218132]

約数ペア:

[(1, 20218132), (2, 10109066), (4, 5054533), (11, 1838012), (22, 919006), (37, 546436), (44, 459503), (74, 273218), (121, 167092), (148, 136609), (242, 83546), (407, 49676), (484, 41773), (814, 24838), (1129, 17908), (1628, 12419), (2258, 8954), (4477, 4516)]