20509464

素因数分解:

$2^3\times 3^1\times {\mathrm{101}}^1\times {\mathrm{8461}}^1$

素因数の和:8571

約数の個数: 32

約数和(自身を含む): 51787440

約数和(自身を除く): 31277976

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 101, 202, 303, 404, 606, 808, 1212, 2424, 8461, 16922, 25383, 33844, 50766, 67688, 101532, 203064, 854561, 1709122, 2563683, 3418244, 5127366, 6836488, 10254732, 20509464]

約数ペア:

[(1, 20509464), (2, 10254732), (3, 6836488), (4, 5127366), (6, 3418244), (8, 2563683), (12, 1709122), (24, 854561), (101, 203064), (202, 101532), (303, 67688), (404, 50766), (606, 33844), (808, 25383), (1212, 16922), (2424, 8461)]