20187502

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1907}}^1$

素因数の和:2055

約数の個数: 16

約数和(自身を含む): 31138560

約数和(自身を除く): 10951058

約数列:

[1, 2, 67, 79, 134, 158, 1907, 3814, 5293, 10586, 127769, 150653, 255538, 301306, 10093751, 20187502]

約数ペア:

[(1, 20187502), (2, 10093751), (67, 301306), (79, 255538), (134, 150653), (158, 127769), (1907, 10586), (3814, 5293)]