18624112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 43122240

約数和(自身を除く): 24498128

約数列:

[1, 2, 4, 8, 13, 16, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 208, 221, 229, 272, 299, 368, 391, 442, 458, 598, 782, 884, 916, 1196, 1564, 1768, 1832, 2392, 2977, 3128, 3536, 3664, 3893, 4784, 5083, 5267, 5954, 6256, 7786, 10166, 10534, 11908, 15572, 20332, 21068, 23816, 31144, 40664, 42136, 47632, 50609, 62288, 68471, 81328, 84272, 89539, 101218, 136942, 179078, 202436, 273884, 358156, 404872, 547768, 716312, 809744, 1095536, 1164007, 1432624, 2328014, 4656028, 9312056, 18624112]

約数ペア:

[(1, 18624112), (2, 9312056), (4, 4656028), (8, 2328014), (13, 1432624), (16, 1164007), (17, 1095536), (23, 809744), (26, 716312), (34, 547768), (46, 404872), (52, 358156), (68, 273884), (92, 202436), (104, 179078), (136, 136942), (184, 101218), (208, 89539), (221, 84272), (229, 81328), (272, 68471), (299, 62288), (368, 50609), (391, 47632), (442, 42136), (458, 40664), (598, 31144), (782, 23816), (884, 21068), (916, 20332), (1196, 15572), (1564, 11908), (1768, 10534), (1832, 10166), (2392, 7786), (2977, 6256), (3128, 5954), (3536, 5267), (3664, 5083), (3893, 4784)]