1212656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{3989}}^1$

素因数の和:4016

約数の個数: 20

約数和(自身を含む): 2473800

約数和(自身を除く): 1261144

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 3989, 7978, 15956, 31912, 63824, 75791, 151582, 303164, 606328, 1212656]

約数ペア:

[(1, 1212656), (2, 606328), (4, 303164), (8, 151582), (16, 75791), (19, 63824), (38, 31912), (76, 15956), (152, 7978), (304, 3989)]