20806957704

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1\times {\mathrm{1759}}^1$

素因数の和:3035

約数の個数: 128

約数和(自身を含む): 57905971200

約数和(自身を除く): 37099013496

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1223, 1612, 1759, 2418, 2446, 3224, 3518, 3669, 4836, 4892, 5277, 7036, 7338, 9672, 9784, 10554, 14072, 14676, 15899, 21108, 22867, 29352, 31798, 37913, 42216, 45734, 47697, 54529, 63596, 68601, 75826, 91468, 95394, 109058, 113739, 127192, 137202, 151652, 163587, 182936, 190788, 218116, 227478, 274404, 303304, 327174, 381576, 436232, 454956, 492869, 548808, 654348, 708877, 909912, 985738, 1308696, 1417754, 1478607, 1971476, 2126631, 2151257, 2835508, 2957214, 3942952, 4253262, 4302514, 5671016, 5914428, 6453771, 8506524, 8605028, 11828856, 12907542, 17013048, 17210056, 25815084, 27966341, 51630168, 55932682, 66688967, 83899023, 111865364, 133377934, 167798046, 200066901, 223730728, 266755868, 335596092, 400133802, 533511736, 671192184, 800267604, 866956571, 1600535208, 1733913142, 2600869713, 3467826284, 5201739426, 6935652568, 10403478852, 20806957704]

約数ペア:

[(1, 20806957704), (2, 10403478852), (3, 6935652568), (4, 5201739426), (6, 3467826284), (8, 2600869713), (12, 1733913142), (13, 1600535208), (24, 866956571), (26, 800267604), (31, 671192184), (39, 533511736), (52, 400133802), (62, 335596092), (78, 266755868), (93, 223730728), (104, 200066901), (124, 167798046), (156, 133377934), (186, 111865364), (248, 83899023), (312, 66688967), (372, 55932682), (403, 51630168), (744, 27966341), (806, 25815084), (1209, 17210056), (1223, 17013048), (1612, 12907542), (1759, 11828856), (2418, 8605028), (2446, 8506524), (3224, 6453771), (3518, 5914428), (3669, 5671016), (4836, 4302514), (4892, 4253262), (5277, 3942952), (7036, 2957214), (7338, 2835508), (9672, 2151257), (9784, 2126631), (10554, 1971476), (14072, 1478607), (14676, 1417754), (15899, 1308696), (21108, 985738), (22867, 909912), (29352, 708877), (31798, 654348), (37913, 548808), (42216, 492869), (45734, 454956), (47697, 436232), (54529, 381576), (63596, 327174), (68601, 303304), (75826, 274404), (91468, 227478), (95394, 218116), (109058, 190788), (113739, 182936), (127192, 163587), (137202, 151652)]