20145862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10289}}^1$

素因数の和:10391

約数の個数: 16

約数和(自身を含む): 33339600

約数和(自身を除く): 13193738

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 10289, 20578, 113179, 226358, 915721, 1831442, 10072931, 20145862]

約数ペア:

[(1, 20145862), (2, 10072931), (11, 1831442), (22, 915721), (89, 226358), (178, 113179), (979, 20578), (1958, 10289)]