18505248

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:99

約数の個数: 144

約数和(自身を含む): 55702080

約数和(自身を除く): 37196832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 29, 32, 34, 46, 48, 51, 58, 68, 69, 87, 92, 96, 102, 116, 136, 138, 174, 184, 204, 232, 272, 276, 289, 348, 368, 391, 408, 464, 493, 544, 552, 578, 667, 696, 736, 782, 816, 867, 928, 986, 1104, 1156, 1173, 1334, 1392, 1479, 1564, 1632, 1734, 1972, 2001, 2208, 2312, 2346, 2668, 2784, 2958, 3128, 3468, 3944, 4002, 4624, 4692, 5336, 5916, 6256, 6647, 6936, 7888, 8004, 8381, 9248, 9384, 10672, 11339, 11832, 12512, 13294, 13872, 15776, 16008, 16762, 18768, 19941, 21344, 22678, 23664, 25143, 26588, 27744, 32016, 33524, 34017, 37536, 39882, 45356, 47328, 50286, 53176, 64032, 67048, 68034, 79764, 90712, 100572, 106352, 134096, 136068, 159528, 181424, 192763, 201144, 212704, 268192, 272136, 319056, 362848, 385526, 402288, 544272, 578289, 638112, 771052, 804576, 1088544, 1156578, 1542104, 2313156, 3084208, 4626312, 6168416, 9252624, 18505248]

約数ペア:

[(1, 18505248), (2, 9252624), (3, 6168416), (4, 4626312), (6, 3084208), (8, 2313156), (12, 1542104), (16, 1156578), (17, 1088544), (23, 804576), (24, 771052), (29, 638112), (32, 578289), (34, 544272), (46, 402288), (48, 385526), (51, 362848), (58, 319056), (68, 272136), (69, 268192), (87, 212704), (92, 201144), (96, 192763), (102, 181424), (116, 159528), (136, 136068), (138, 134096), (174, 106352), (184, 100572), (204, 90712), (232, 79764), (272, 68034), (276, 67048), (289, 64032), (348, 53176), (368, 50286), (391, 47328), (408, 45356), (464, 39882), (493, 37536), (544, 34017), (552, 33524), (578, 32016), (667, 27744), (696, 26588), (736, 25143), (782, 23664), (816, 22678), (867, 21344), (928, 19941), (986, 18768), (1104, 16762), (1156, 16008), (1173, 15776), (1334, 13872), (1392, 13294), (1479, 12512), (1564, 11832), (1632, 11339), (1734, 10672), (1972, 9384), (2001, 9248), (2208, 8381), (2312, 8004), (2346, 7888), (2668, 6936), (2784, 6647), (2958, 6256), (3128, 5916), (3468, 5336), (3944, 4692), (4002, 4624)]