20648472

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{229}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 59312400

約数和(自身を除く): 38663928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 229, 289, 312, 408, 442, 458, 578, 663, 687, 867, 884, 916, 1156, 1326, 1374, 1734, 1768, 1832, 2312, 2652, 2748, 2977, 3468, 3757, 3893, 5304, 5496, 5954, 6936, 7514, 7786, 8931, 11271, 11679, 11908, 15028, 15572, 17862, 22542, 23358, 23816, 30056, 31144, 35724, 45084, 46716, 50609, 66181, 71448, 90168, 93432, 101218, 132362, 151827, 198543, 202436, 264724, 303654, 397086, 404872, 529448, 607308, 794172, 860353, 1214616, 1588344, 1720706, 2581059, 3441412, 5162118, 6882824, 10324236, 20648472]

約数ペア:

[(1, 20648472), (2, 10324236), (3, 6882824), (4, 5162118), (6, 3441412), (8, 2581059), (12, 1720706), (13, 1588344), (17, 1214616), (24, 860353), (26, 794172), (34, 607308), (39, 529448), (51, 404872), (52, 397086), (68, 303654), (78, 264724), (102, 202436), (104, 198543), (136, 151827), (156, 132362), (204, 101218), (221, 93432), (229, 90168), (289, 71448), (312, 66181), (408, 50609), (442, 46716), (458, 45084), (578, 35724), (663, 31144), (687, 30056), (867, 23816), (884, 23358), (916, 22542), (1156, 17862), (1326, 15572), (1374, 15028), (1734, 11908), (1768, 11679), (1832, 11271), (2312, 8931), (2652, 7786), (2748, 7514), (2977, 6936), (3468, 5954), (3757, 5496), (3893, 5304)]