18211569876

素因数分解:

$2^2\times 3^5\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{4759}}^1$

素因数の和:4936

約数の個数: 144

約数和(自身を含む): 49678254080

約数和(自身を除く): 31466684204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 127, 162, 186, 243, 254, 279, 324, 372, 381, 486, 508, 558, 762, 837, 972, 1116, 1143, 1524, 1674, 2286, 2511, 3348, 3429, 3937, 4572, 4759, 5022, 6858, 7533, 7874, 9518, 10044, 10287, 11811, 13716, 14277, 15066, 15748, 19036, 20574, 23622, 28554, 30132, 30861, 35433, 41148, 42831, 47244, 57108, 61722, 70866, 85662, 106299, 123444, 128493, 141732, 147529, 171324, 212598, 256986, 295058, 318897, 385479, 425196, 442587, 513972, 590116, 604393, 637794, 770958, 885174, 956691, 1156437, 1208786, 1275588, 1327761, 1541916, 1770348, 1813179, 1913382, 2312874, 2417572, 2655522, 3626358, 3826764, 3983283, 4625748, 5311044, 5439537, 7252716, 7966566, 10879074, 11949849, 15933132, 16318611, 18736183, 21758148, 23899698, 32637222, 35849547, 37472366, 47799396, 48955833, 56208549, 65274444, 71699094, 74944732, 97911666, 112417098, 143398188, 146867499, 168625647, 195823332, 224834196, 293734998, 337251294, 505876941, 587469996, 674502588, 1011753882, 1517630823, 2023507764, 3035261646, 4552892469, 6070523292, 9105784938, 18211569876]

約数ペア:

[(1, 18211569876), (2, 9105784938), (3, 6070523292), (4, 4552892469), (6, 3035261646), (9, 2023507764), (12, 1517630823), (18, 1011753882), (27, 674502588), (31, 587469996), (36, 505876941), (54, 337251294), (62, 293734998), (81, 224834196), (93, 195823332), (108, 168625647), (124, 146867499), (127, 143398188), (162, 112417098), (186, 97911666), (243, 74944732), (254, 71699094), (279, 65274444), (324, 56208549), (372, 48955833), (381, 47799396), (486, 37472366), (508, 35849547), (558, 32637222), (762, 23899698), (837, 21758148), (972, 18736183), (1116, 16318611), (1143, 15933132), (1524, 11949849), (1674, 10879074), (2286, 7966566), (2511, 7252716), (3348, 5439537), (3429, 5311044), (3937, 4625748), (4572, 3983283), (4759, 3826764), (5022, 3626358), (6858, 2655522), (7533, 2417572), (7874, 2312874), (9518, 1913382), (10044, 1813179), (10287, 1770348), (11811, 1541916), (13716, 1327761), (14277, 1275588), (15066, 1208786), (15748, 1156437), (19036, 956691), (20574, 885174), (23622, 770958), (28554, 637794), (30132, 604393), (30861, 590116), (35433, 513972), (41148, 442587), (42831, 425196), (47244, 385479), (57108, 318897), (61722, 295058), (70866, 256986), (85662, 212598), (106299, 171324), (123444, 147529), (128493, 141732)]