39139696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{128749}}^1$

素因数の和:128776

約数の個数: 20

約数和(自身を含む): 79825000

約数和(自身を除く): 40685304

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 128749, 257498, 514996, 1029992, 2059984, 2446231, 4892462, 9784924, 19569848, 39139696]

約数ペア:

[(1, 39139696), (2, 19569848), (4, 9784924), (8, 4892462), (16, 2446231), (19, 2059984), (38, 1029992), (76, 514996), (152, 257498), (304, 128749)]