20526532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{659}}^1$

素因数の和:1275

約数の個数: 24

約数和(自身を含む): 38808000

約数和(自身を除く): 18281468

約数列:

[1, 2, 4, 13, 26, 52, 599, 659, 1198, 1318, 2396, 2636, 7787, 8567, 15574, 17134, 31148, 34268, 394741, 789482, 1578964, 5131633, 10263266, 20526532]

約数ペア:

[(1, 20526532), (2, 10263266), (4, 5131633), (13, 1578964), (26, 789482), (52, 394741), (599, 34268), (659, 31148), (1198, 17134), (1318, 15574), (2396, 8567), (2636, 7787)]