39647816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7193}}^1$

素因数の和:7265

約数の個数: 32

約数和(自身を含む): 81579960

約数和(自身を除く): 41932144

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 7193, 14386, 28772, 57544, 93509, 187018, 374036, 381229, 748072, 762458, 1524916, 3049832, 4955977, 9911954, 19823908, 39647816]

約数ペア:

[(1, 39647816), (2, 19823908), (4, 9911954), (8, 4955977), (13, 3049832), (26, 1524916), (52, 762458), (53, 748072), (104, 381229), (106, 374036), (212, 187018), (424, 93509), (689, 57544), (1378, 28772), (2756, 14386), (5512, 7193)]