20017503807

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1\times {\mathrm{33349}}^1$

素因数の和:33743

約数の個数: 32

約数和(自身を含む): 30914649600

約数和(自身を除く): 10897145793

約数列:

[1, 3, 7, 21, 101, 283, 303, 707, 849, 1981, 2121, 5943, 28583, 33349, 85749, 100047, 200081, 233443, 600243, 700329, 3368249, 9437767, 10104747, 23577743, 28313301, 66064369, 70733229, 198193107, 953214467, 2859643401, 6672501269, 20017503807]

約数ペア:

[(1, 20017503807), (3, 6672501269), (7, 2859643401), (21, 953214467), (101, 198193107), (283, 70733229), (303, 66064369), (707, 28313301), (849, 23577743), (1981, 10104747), (2121, 9437767), (5943, 3368249), (28583, 700329), (33349, 600243), (85749, 233443), (100047, 200081)]