20156691816

素因数分解:

$2^3\times 3^2\times {\mathrm{547}}^1\times {\mathrm{577}}^1\times {\mathrm{887}}^1$

素因数の和:2023

約数の個数: 96

約数和(自身を含む): 54847391040

約数和(自身を除く): 34690699224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 547, 577, 887, 1094, 1154, 1641, 1731, 1774, 2188, 2308, 2661, 3282, 3462, 3548, 4376, 4616, 4923, 5193, 5322, 6564, 6924, 7096, 7983, 9846, 10386, 10644, 13128, 13848, 15966, 19692, 20772, 21288, 31932, 39384, 41544, 63864, 315619, 485189, 511799, 631238, 946857, 970378, 1023598, 1262476, 1455567, 1535397, 1893714, 1940756, 2047196, 2524952, 2840571, 2911134, 3070794, 3787428, 3881512, 4094392, 4366701, 4606191, 5681142, 5822268, 6141588, 7574856, 8733402, 9212382, 11362284, 11644536, 12283176, 17466804, 18424764, 22724568, 34933608, 36849528, 279954053, 559908106, 839862159, 1119816212, 1679724318, 2239632424, 2519586477, 3359448636, 5039172954, 6718897272, 10078345908, 20156691816]

約数ペア:

[(1, 20156691816), (2, 10078345908), (3, 6718897272), (4, 5039172954), (6, 3359448636), (8, 2519586477), (9, 2239632424), (12, 1679724318), (18, 1119816212), (24, 839862159), (36, 559908106), (72, 279954053), (547, 36849528), (577, 34933608), (887, 22724568), (1094, 18424764), (1154, 17466804), (1641, 12283176), (1731, 11644536), (1774, 11362284), (2188, 9212382), (2308, 8733402), (2661, 7574856), (3282, 6141588), (3462, 5822268), (3548, 5681142), (4376, 4606191), (4616, 4366701), (4923, 4094392), (5193, 3881512), (5322, 3787428), (6564, 3070794), (6924, 2911134), (7096, 2840571), (7983, 2524952), (9846, 2047196), (10386, 1940756), (10644, 1893714), (13128, 1535397), (13848, 1455567), (15966, 1262476), (19692, 1023598), (20772, 970378), (21288, 946857), (31932, 631238), (39384, 511799), (41544, 485189), (63864, 315619)]