20213602997

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{331}}^1\times {\mathrm{1063}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 24077383680

約数和(自身を除く): 3863780683

約数列:

[1, 7, 29, 203, 283, 331, 1063, 1981, 2317, 7441, 8207, 9599, 30827, 57449, 67193, 93673, 215789, 300829, 351853, 655711, 2105803, 2462971, 2716517, 8724041, 10203737, 19015619, 61068287, 71426159, 99574399, 697020793, 2887657571, 20213602997]

約数ペア:

[(1, 20213602997), (7, 2887657571), (29, 697020793), (203, 99574399), (283, 71426159), (331, 61068287), (1063, 19015619), (1981, 10203737), (2317, 8724041), (7441, 2716517), (8207, 2462971), (9599, 2105803), (30827, 655711), (57449, 351853), (67193, 300829), (93673, 215789)]