20580168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{122501}}^1$

素因数の和:122517

約数の個数: 32

約数和(自身を含む): 58800960

約数和(自身を除く): 38220792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 122501, 245002, 367503, 490004, 735006, 857507, 980008, 1470012, 1715014, 2572521, 2940024, 3430028, 5145042, 6860056, 10290084, 20580168]

約数ペア:

[(1, 20580168), (2, 10290084), (3, 6860056), (4, 5145042), (6, 3430028), (7, 2940024), (8, 2572521), (12, 1715014), (14, 1470012), (21, 980008), (24, 857507), (28, 735006), (42, 490004), (56, 367503), (84, 245002), (168, 122501)]