18900288

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 168

約数和(自身を含む): 62605920

約数和(自身を除く): 43705632

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 32, 33, 36, 38, 44, 48, 57, 64, 66, 72, 76, 88, 96, 99, 114, 132, 144, 152, 157, 171, 176, 192, 198, 209, 228, 264, 288, 304, 314, 342, 352, 396, 418, 456, 471, 528, 576, 608, 627, 628, 684, 704, 792, 836, 912, 942, 1056, 1216, 1254, 1256, 1368, 1413, 1584, 1672, 1727, 1824, 1881, 1884, 2112, 2508, 2512, 2736, 2826, 2983, 3168, 3344, 3454, 3648, 3762, 3768, 5016, 5024, 5181, 5472, 5652, 5966, 6336, 6688, 6908, 7524, 7536, 8949, 10032, 10048, 10362, 10944, 11304, 11932, 13376, 13816, 15048, 15072, 15543, 17898, 20064, 20724, 22608, 23864, 26847, 27632, 30096, 30144, 31086, 32813, 35796, 40128, 41448, 45216, 47728, 53694, 55264, 60192, 62172, 65626, 71592, 82896, 90432, 95456, 98439, 107388, 110528, 120384, 124344, 131252, 143184, 165792, 190912, 196878, 214776, 248688, 262504, 286368, 295317, 331584, 393756, 429552, 497376, 525008, 572736, 590634, 787512, 859104, 994752, 1050016, 1181268, 1575024, 1718208, 2100032, 2362536, 3150048, 4725072, 6300096, 9450144, 18900288]

約数ペア:

[(1, 18900288), (2, 9450144), (3, 6300096), (4, 4725072), (6, 3150048), (8, 2362536), (9, 2100032), (11, 1718208), (12, 1575024), (16, 1181268), (18, 1050016), (19, 994752), (22, 859104), (24, 787512), (32, 590634), (33, 572736), (36, 525008), (38, 497376), (44, 429552), (48, 393756), (57, 331584), (64, 295317), (66, 286368), (72, 262504), (76, 248688), (88, 214776), (96, 196878), (99, 190912), (114, 165792), (132, 143184), (144, 131252), (152, 124344), (157, 120384), (171, 110528), (176, 107388), (192, 98439), (198, 95456), (209, 90432), (228, 82896), (264, 71592), (288, 65626), (304, 62172), (314, 60192), (342, 55264), (352, 53694), (396, 47728), (418, 45216), (456, 41448), (471, 40128), (528, 35796), (576, 32813), (608, 31086), (627, 30144), (628, 30096), (684, 27632), (704, 26847), (792, 23864), (836, 22608), (912, 20724), (942, 20064), (1056, 17898), (1216, 15543), (1254, 15072), (1256, 15048), (1368, 13816), (1413, 13376), (1584, 11932), (1672, 11304), (1727, 10944), (1824, 10362), (1881, 10048), (1884, 10032), (2112, 8949), (2508, 7536), (2512, 7524), (2736, 6908), (2826, 6688), (2983, 6336), (3168, 5966), (3344, 5652), (3454, 5472), (3648, 5181), (3762, 5024), (3768, 5016)]