19693928

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{79411}}^1$

素因数の和:79448

約数の個数: 16

約数和(自身を含む): 38117760

約数和(自身を除く): 18423832

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 79411, 158822, 317644, 635288, 2461741, 4923482, 9846964, 19693928]

約数ペア:

[(1, 19693928), (2, 9846964), (4, 4923482), (8, 2461741), (31, 635288), (62, 317644), (124, 158822), (248, 79411)]