20157232

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:361

約数の個数: 40

約数和(自身を含む): 40265280

約数和(自身を除く): 20108048

約数列:

[1, 2, 4, 8, 16, 59, 118, 131, 163, 236, 262, 326, 472, 524, 652, 944, 1048, 1304, 2096, 2608, 7729, 9617, 15458, 19234, 21353, 30916, 38468, 42706, 61832, 76936, 85412, 123664, 153872, 170824, 341648, 1259827, 2519654, 5039308, 10078616, 20157232]

約数ペア:

[(1, 20157232), (2, 10078616), (4, 5039308), (8, 2519654), (16, 1259827), (59, 341648), (118, 170824), (131, 153872), (163, 123664), (236, 85412), (262, 76936), (326, 61832), (472, 42706), (524, 38468), (652, 30916), (944, 21353), (1048, 19234), (1304, 15458), (2096, 9617), (2608, 7729)]