20199442690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2553659}}^1$

素因数の和:2553786

約数の個数: 32

約数和(自身を含む): 41920882560

約数和(自身を除く): 21721439870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 3955, 7910, 2553659, 5107318, 12768295, 17875613, 25536590, 35751226, 89378065, 178756130, 288563467, 577126934, 1442817335, 2019944269, 2885634670, 4039888538, 10099721345, 20199442690]

約数ペア:

[(1, 20199442690), (2, 10099721345), (5, 4039888538), (7, 2885634670), (10, 2019944269), (14, 1442817335), (35, 577126934), (70, 288563467), (113, 178756130), (226, 89378065), (565, 35751226), (791, 25536590), (1130, 17875613), (1582, 12768295), (3955, 5107318), (7910, 2553659)]