20889012

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{19559}}^1$

素因数の和:19655

約数の個数: 24

約数和(自身を含む): 49291200

約数和(自身を除く): 28402188

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 19559, 39118, 58677, 78236, 117354, 234708, 1740751, 3481502, 5222253, 6963004, 10444506, 20889012]

約数ペア:

[(1, 20889012), (2, 10444506), (3, 6963004), (4, 5222253), (6, 3481502), (12, 1740751), (89, 234708), (178, 117354), (267, 78236), (356, 58677), (534, 39118), (1068, 19559)]