20003954691

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30728041}}^1$

素因数の和:30728082

約数の個数: 16

約数和(自身を含む): 31465515008

約数和(自身を除く): 11461560317

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 30728041, 92184123, 215096287, 645288861, 952569271, 2857707813, 6667984897, 20003954691]

約数ペア:

[(1, 20003954691), (3, 6667984897), (7, 2857707813), (21, 952569271), (31, 645288861), (93, 215096287), (217, 92184123), (651, 30728041)]