18157744

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:226

約数の個数: 60

約数和(自身を含む): 39481848

約数和(自身を除く): 21324104

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 113, 121, 166, 176, 226, 242, 332, 452, 484, 664, 904, 913, 968, 1243, 1328, 1808, 1826, 1936, 2486, 3652, 4972, 7304, 9379, 9944, 10043, 13673, 14608, 18758, 19888, 20086, 27346, 37516, 40172, 54692, 75032, 80344, 103169, 109384, 150064, 160688, 206338, 218768, 412676, 825352, 1134859, 1650704, 2269718, 4539436, 9078872, 18157744]

約数ペア:

[(1, 18157744), (2, 9078872), (4, 4539436), (8, 2269718), (11, 1650704), (16, 1134859), (22, 825352), (44, 412676), (83, 218768), (88, 206338), (113, 160688), (121, 150064), (166, 109384), (176, 103169), (226, 80344), (242, 75032), (332, 54692), (452, 40172), (484, 37516), (664, 27346), (904, 20086), (913, 19888), (968, 18758), (1243, 14608), (1328, 13673), (1808, 10043), (1826, 9944), (1936, 9379), (2486, 7304), (3652, 4972)]