2018128644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{258337}}^1$

素因数の和:258385

約数の個数: 72

約数和(自身を含む): 6018242048

約数和(自身を除く): 4000113404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 258337, 516674, 775011, 1033348, 1550022, 1808359, 2325033, 3100044, 3616718, 4650066, 5425077, 7233436, 8008447, 9300132, 10850154, 16016894, 16275231, 21700308, 24025341, 32033788, 32550462, 48050682, 56059129, 65100924, 72076023, 96101364, 112118258, 144152046, 168177387, 224236516, 288304092, 336354774, 504532161, 672709548, 1009064322, 2018128644]

約数ペア:

[(1, 2018128644), (2, 1009064322), (3, 672709548), (4, 504532161), (6, 336354774), (7, 288304092), (9, 224236516), (12, 168177387), (14, 144152046), (18, 112118258), (21, 96101364), (28, 72076023), (31, 65100924), (36, 56059129), (42, 48050682), (62, 32550462), (63, 32033788), (84, 24025341), (93, 21700308), (124, 16275231), (126, 16016894), (186, 10850154), (217, 9300132), (252, 8008447), (279, 7233436), (372, 5425077), (434, 4650066), (558, 3616718), (651, 3100044), (868, 2325033), (1116, 1808359), (1302, 1550022), (1953, 1033348), (2604, 775011), (3906, 516674), (7812, 258337)]