20060391

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 10905369

約数列:

[1, 3, 13, 17, 39, 51, 79, 221, 237, 383, 663, 1027, 1149, 1343, 3081, 4029, 4979, 6511, 14937, 17459, 19533, 30257, 52377, 84643, 90771, 253929, 393341, 514369, 1180023, 1543107, 6686797, 20060391]

約数ペア:

[(1, 20060391), (3, 6686797), (13, 1543107), (17, 1180023), (39, 514369), (51, 393341), (79, 253929), (221, 90771), (237, 84643), (383, 52377), (663, 30257), (1027, 19533), (1149, 17459), (1343, 14937), (3081, 6511), (4029, 4979)]