20050357815

素因数分解:

$3^3\times 5^1\times {\mathrm{2129}}^1\times {\mathrm{69761}}^1$

素因数の和:71904

約数の個数: 32

約数和(自身を含む): 35662334400

約数和(自身を除く): 15611976585

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2129, 6387, 10645, 19161, 31935, 57483, 69761, 95805, 209283, 287415, 348805, 627849, 1046415, 1883547, 3139245, 9417735, 148521169, 445563507, 742605845, 1336690521, 2227817535, 4010071563, 6683452605, 20050357815]

約数ペア:

[(1, 20050357815), (3, 6683452605), (5, 4010071563), (9, 2227817535), (15, 1336690521), (27, 742605845), (45, 445563507), (135, 148521169), (2129, 9417735), (6387, 3139245), (10645, 1883547), (19161, 1046415), (31935, 627849), (57483, 348805), (69761, 287415), (95805, 209283)]