20803479992

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{70282027}}^1$

素因数の和:70282070

約数の個数: 16

約数和(自身を含む): 40060755960

約数和(自身を除く): 19257275968

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 70282027, 140564054, 281128108, 562256216, 2600434999, 5200869998, 10401739996, 20803479992]

約数ペア:

[(1, 20803479992), (2, 10401739996), (4, 5200869998), (8, 2600434999), (37, 562256216), (74, 281128108), (148, 140564054), (296, 70282027)]