1997418930984

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{2087}}^1\times {\mathrm{359263}}^1$

素因数の和:361399

約数の個数: 96

約数和(自身を含む): 5558561349120

約数和(自身を除く): 3561142418136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2087, 2664, 4174, 6261, 8348, 12522, 16696, 18783, 25044, 37566, 50088, 75132, 77219, 150264, 154438, 231657, 308876, 359263, 463314, 617752, 694971, 718526, 926628, 1077789, 1389942, 1437052, 1853256, 2155578, 2779884, 2874104, 3233367, 4311156, 5559768, 6466734, 8622312, 12933468, 13292731, 25866936, 26585462, 39878193, 53170924, 79756386, 106341848, 119634579, 159512772, 239269158, 319025544, 478538316, 749781881, 957076632, 1499563762, 2249345643, 2999127524, 4498691286, 5998255048, 6748036929, 8997382572, 13496073858, 17994765144, 26992147716, 27741929597, 53984295432, 55483859194, 83225788791, 110967718388, 166451577582, 221935436776, 249677366373, 332903155164, 499354732746, 665806310328, 998709465492, 1997418930984]

約数ペア:

[(1, 1997418930984), (2, 998709465492), (3, 665806310328), (4, 499354732746), (6, 332903155164), (8, 249677366373), (9, 221935436776), (12, 166451577582), (18, 110967718388), (24, 83225788791), (36, 55483859194), (37, 53984295432), (72, 27741929597), (74, 26992147716), (111, 17994765144), (148, 13496073858), (222, 8997382572), (296, 6748036929), (333, 5998255048), (444, 4498691286), (666, 2999127524), (888, 2249345643), (1332, 1499563762), (2087, 957076632), (2664, 749781881), (4174, 478538316), (6261, 319025544), (8348, 239269158), (12522, 159512772), (16696, 119634579), (18783, 106341848), (25044, 79756386), (37566, 53170924), (50088, 39878193), (75132, 26585462), (77219, 25866936), (150264, 13292731), (154438, 12933468), (231657, 8622312), (308876, 6466734), (359263, 5559768), (463314, 4311156), (617752, 3233367), (694971, 2874104), (718526, 2779884), (926628, 2155578), (1077789, 1853256), (1389942, 1437052)]