219855142772

素因数分解:

$2^2\times {\mathrm{443}}^1\times {\mathrm{5569}}^1\times {\mathrm{22279}}^1$

素因数の和:28295

約数の個数: 24

約数和(自身を含む): 385701556800

約数和(自身を除く): 165846414028

約数列:

[1, 2, 4, 443, 886, 1772, 5569, 11138, 22276, 22279, 44558, 89116, 2467067, 4934134, 9868268, 9869597, 19739194, 39478388, 124071751, 248143502, 496287004, 54963785693, 109927571386, 219855142772]

約数ペア:

[(1, 219855142772), (2, 109927571386), (4, 54963785693), (443, 496287004), (886, 248143502), (1772, 124071751), (5569, 39478388), (11138, 19739194), (22276, 9869597), (22279, 9868268), (44558, 4934134), (89116, 2467067)]