395105516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{19139}}^1$

素因数の和:19553

約数の個数: 24

約数和(自身を含む): 746536560

約数和(自身を除く): 351431044

約数列:

[1, 2, 4, 13, 26, 52, 397, 794, 1588, 5161, 10322, 19139, 20644, 38278, 76556, 248807, 497614, 995228, 7598183, 15196366, 30392732, 98776379, 197552758, 395105516]

約数ペア:

[(1, 395105516), (2, 197552758), (4, 98776379), (13, 30392732), (26, 15196366), (52, 7598183), (397, 995228), (794, 497614), (1588, 248807), (5161, 76556), (10322, 38278), (19139, 20644)]