20715449505

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1571}}^1\times {\mathrm{30313}}^1$

素因数の和:31921

約数の個数: 32

約数和(自身を含む): 34310597760

約数和(自身を除く): 13595148255

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 1571, 4713, 7855, 23565, 30313, 45559, 90939, 136677, 151565, 227795, 454695, 683385, 879077, 2637231, 4395385, 13186155, 47621723, 142865169, 238108615, 714325845, 1381029967, 4143089901, 6905149835, 20715449505]

約数ペア:

[(1, 20715449505), (3, 6905149835), (5, 4143089901), (15, 1381029967), (29, 714325845), (87, 238108615), (145, 142865169), (435, 47621723), (1571, 13186155), (4713, 4395385), (7855, 2637231), (23565, 879077), (30313, 683385), (45559, 454695), (90939, 227795), (136677, 151565)]