20372172

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{23911}}^1$

素因数の和:23989

約数の個数: 24

約数和(自身を含む): 48206592

約数和(自身を除く): 27834420

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 23911, 47822, 71733, 95644, 143466, 286932, 1697681, 3395362, 5093043, 6790724, 10186086, 20372172]

約数ペア:

[(1, 20372172), (2, 10186086), (3, 6790724), (4, 5093043), (6, 3395362), (12, 1697681), (71, 286932), (142, 143466), (213, 95644), (284, 71733), (426, 47822), (852, 23911)]