20160458

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{2137}}^1$

素因数の和:2281

約数の個数: 16

約数和(自身を含む): 31172040

約数和(自身を除く): 11011582

約数列:

[1, 2, 53, 89, 106, 178, 2137, 4274, 4717, 9434, 113261, 190193, 226522, 380386, 10080229, 20160458]

約数ペア:

[(1, 20160458), (2, 10080229), (53, 380386), (89, 226522), (106, 190193), (178, 113261), (2137, 9434), (4274, 4717)]