202121264

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{50329}}^1$

素因数の和:50588

約数の個数: 20

約数和(自身を含む): 393177960

約数和(自身を除く): 191056696

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 50329, 100658, 201316, 402632, 805264, 12632579, 25265158, 50530316, 101060632, 202121264]

約数ペア:

[(1, 202121264), (2, 101060632), (4, 50530316), (8, 25265158), (16, 12632579), (251, 805264), (502, 402632), (1004, 201316), (2008, 100658), (4016, 50329)]