20694454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{5197}}^1$

素因数の和:5391

約数の個数: 16

約数和(自身を含む): 34057296

約数和(自身を除く): 13362842

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 5197, 10394, 57167, 114334, 940657, 1881314, 10347227, 20694454]

約数ペア:

[(1, 20694454), (2, 10347227), (11, 1881314), (22, 940657), (181, 114334), (362, 57167), (1991, 10394), (3982, 5197)]