20181223160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3793463}}^1$

素因数の和:3793500

約数の個数: 64

約数和(自身を含む): 54625881600

約数和(自身を除く): 34444658440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 3793463, 7586926, 15173852, 18967315, 26554241, 30347704, 37934630, 53108482, 72075797, 75869260, 106216964, 132771205, 144151594, 151738520, 212433928, 265542410, 288303188, 360378985, 504530579, 531084820, 576606376, 720757970, 1009061158, 1062169640, 1441515940, 2018122316, 2522652895, 2883031880, 4036244632, 5045305790, 10090611580, 20181223160]

約数ペア:

[(1, 20181223160), (2, 10090611580), (4, 5045305790), (5, 4036244632), (7, 2883031880), (8, 2522652895), (10, 2018122316), (14, 1441515940), (19, 1062169640), (20, 1009061158), (28, 720757970), (35, 576606376), (38, 531084820), (40, 504530579), (56, 360378985), (70, 288303188), (76, 265542410), (95, 212433928), (133, 151738520), (140, 144151594), (152, 132771205), (190, 106216964), (266, 75869260), (280, 72075797), (380, 53108482), (532, 37934630), (665, 30347704), (760, 26554241), (1064, 18967315), (1330, 15173852), (2660, 7586926), (5320, 3793463)]