20634525

素因数分解:

$3^2\times 5^2\times {\mathrm{293}}^1\times {\mathrm{313}}^1$

素因数の和:622

約数の個数: 36

約数和(自身を含む): 37203348

約数和(自身を除く): 16568823

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 293, 313, 879, 939, 1465, 1565, 2637, 2817, 4395, 4695, 7325, 7825, 13185, 14085, 21975, 23475, 65925, 70425, 91709, 275127, 458545, 825381, 1375635, 2292725, 4126905, 6878175, 20634525]

約数ペア:

[(1, 20634525), (3, 6878175), (5, 4126905), (9, 2292725), (15, 1375635), (25, 825381), (45, 458545), (75, 275127), (225, 91709), (293, 70425), (313, 65925), (879, 23475), (939, 21975), (1465, 14085), (1565, 13185), (2637, 7825), (2817, 7325), (4395, 4695)]