20180936152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1373}}^1\times {\mathrm{1789}}^1$

素因数の和:3260

約数の個数: 64

約数和(自身を含む): 41318928000

約数和(自身を除く): 21137991848

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 632, 1027, 1373, 1789, 2054, 2746, 3578, 4108, 5492, 7156, 8216, 10984, 14312, 17849, 23257, 35698, 46514, 71396, 93028, 108467, 141331, 142792, 186056, 216934, 282662, 433868, 565324, 867736, 1130648, 1410071, 1837303, 2456297, 2820142, 3674606, 4912594, 5640284, 7349212, 9825188, 11280568, 14698424, 19650376, 31931861, 63863722, 127727444, 194047463, 255454888, 388094926, 776189852, 1552379704, 2522617019, 5045234038, 10090468076, 20180936152]

約数ペア:

[(1, 20180936152), (2, 10090468076), (4, 5045234038), (8, 2522617019), (13, 1552379704), (26, 776189852), (52, 388094926), (79, 255454888), (104, 194047463), (158, 127727444), (316, 63863722), (632, 31931861), (1027, 19650376), (1373, 14698424), (1789, 11280568), (2054, 9825188), (2746, 7349212), (3578, 5640284), (4108, 4912594), (5492, 3674606), (7156, 2820142), (8216, 2456297), (10984, 1837303), (14312, 1410071), (17849, 1130648), (23257, 867736), (35698, 565324), (46514, 433868), (71396, 282662), (93028, 216934), (108467, 186056), (141331, 142792)]