19115457578

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1\times {\mathrm{30983}}^1$

素因数の和:31466

約数の個数: 32

約数和(自身を含む): 33123631104

約数和(自身を除く): 14008173526

約数列:

[1, 2, 7, 14, 127, 254, 347, 694, 889, 1778, 2429, 4858, 30983, 44069, 61966, 88138, 216881, 308483, 433762, 616966, 3934841, 7869682, 10751101, 21502202, 27543887, 55087774, 75257707, 150515414, 1365389827, 2730779654, 9557728789, 19115457578]

約数ペア:

[(1, 19115457578), (2, 9557728789), (7, 2730779654), (14, 1365389827), (127, 150515414), (254, 75257707), (347, 55087774), (694, 27543887), (889, 21502202), (1778, 10751101), (2429, 7869682), (4858, 3934841), (30983, 616966), (44069, 433762), (61966, 308483), (88138, 216881)]