20129073752

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{1009}}^1\times {\mathrm{28019}}^1$

素因数の和:29123

約数の個数: 32

約数和(自身を含む): 38205270000

約数和(自身を除く): 18076196248

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 1009, 2018, 4036, 8072, 28019, 56038, 89801, 112076, 179602, 224152, 359204, 718408, 2493691, 4987382, 9974764, 19949528, 28271171, 56542342, 113084684, 226169368, 2516134219, 5032268438, 10064536876, 20129073752]

約数ペア:

[(1, 20129073752), (2, 10064536876), (4, 5032268438), (8, 2516134219), (89, 226169368), (178, 113084684), (356, 56542342), (712, 28271171), (1009, 19949528), (2018, 9974764), (4036, 4987382), (8072, 2493691), (28019, 718408), (56038, 359204), (89801, 224152), (112076, 179602)]