20512094415

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{883}}^1\times {\mathrm{49957}}^1$

素因数の和:50879

約数の個数: 32

約数和(自身を含む): 33917085696

約数和(自身を除く): 13404991281

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 883, 2649, 4415, 13245, 27373, 49957, 82119, 136865, 149871, 249785, 410595, 749355, 1548667, 4646001, 7743335, 23230005, 44112031, 132336093, 220560155, 661680465, 1367472961, 4102418883, 6837364805, 20512094415]

約数ペア:

[(1, 20512094415), (3, 6837364805), (5, 4102418883), (15, 1367472961), (31, 661680465), (93, 220560155), (155, 132336093), (465, 44112031), (883, 23230005), (2649, 7743335), (4415, 4646001), (13245, 1548667), (27373, 749355), (49957, 410595), (82119, 249785), (136865, 149871)]