20512374045

素因数分解:

$3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{983}}^1\times {\mathrm{5413}}^1$

素因数の和:6661

約数の個数: 32

約数和(自身を含む): 32987112192

約数和(自身を除く): 12474738147

約数列:

[1, 3, 5, 15, 257, 771, 983, 1285, 2949, 3855, 4915, 5413, 14745, 16239, 27065, 81195, 252631, 757893, 1263155, 1391141, 3789465, 4173423, 5320979, 6955705, 15962937, 20867115, 26604895, 79814685, 1367491603, 4102474809, 6837458015, 20512374045]

約数ペア:

[(1, 20512374045), (3, 6837458015), (5, 4102474809), (15, 1367491603), (257, 79814685), (771, 26604895), (983, 20867115), (1285, 15962937), (2949, 6955705), (3855, 5320979), (4915, 4173423), (5413, 3789465), (14745, 1391141), (16239, 1263155), (27065, 757893), (81195, 252631)]