20143289545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1\times {\mathrm{7127}}^1$

素因数の和:8001

約数の個数: 32

約数和(自身を含む): 26254077696

約数和(自身を除く): 6110788151

約数列:

[1, 5, 17, 41, 85, 205, 697, 811, 3485, 4055, 7127, 13787, 33251, 35635, 68935, 121159, 166255, 292207, 565267, 605795, 1461035, 2826335, 4967519, 5779997, 24837595, 28899985, 98259949, 236979877, 491299745, 1184899385, 4028657909, 20143289545]

約数ペア:

[(1, 20143289545), (5, 4028657909), (17, 1184899385), (41, 491299745), (85, 236979877), (205, 98259949), (697, 28899985), (811, 24837595), (3485, 5779997), (4055, 4967519), (7127, 2826335), (13787, 1461035), (33251, 605795), (35635, 565267), (68935, 292207), (121159, 166255)]