20380312

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{134081}}^1$

素因数の和:134106

約数の個数: 16

約数和(自身を含む): 40224600

約数和(自身を除く): 19844288

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 134081, 268162, 536324, 1072648, 2547539, 5095078, 10190156, 20380312]

約数ペア:

[(1, 20380312), (2, 10190156), (4, 5095078), (8, 2547539), (19, 1072648), (38, 536324), (76, 268162), (152, 134081)]