20131152

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 54663168

約数和(自身を除く): 34532016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 83, 93, 124, 163, 166, 186, 248, 249, 326, 332, 372, 489, 496, 498, 652, 664, 744, 978, 996, 1304, 1328, 1488, 1956, 1992, 2573, 2608, 3912, 3984, 5053, 5146, 7719, 7824, 10106, 10292, 13529, 15159, 15438, 20212, 20584, 27058, 30318, 30876, 40424, 40587, 41168, 54116, 60636, 61752, 80848, 81174, 108232, 121272, 123504, 162348, 216464, 242544, 324696, 419399, 649392, 838798, 1258197, 1677596, 2516394, 3355192, 5032788, 6710384, 10065576, 20131152]

約数ペア:

[(1, 20131152), (2, 10065576), (3, 6710384), (4, 5032788), (6, 3355192), (8, 2516394), (12, 1677596), (16, 1258197), (24, 838798), (31, 649392), (48, 419399), (62, 324696), (83, 242544), (93, 216464), (124, 162348), (163, 123504), (166, 121272), (186, 108232), (248, 81174), (249, 80848), (326, 61752), (332, 60636), (372, 54116), (489, 41168), (496, 40587), (498, 40424), (652, 30876), (664, 30318), (744, 27058), (978, 20584), (996, 20212), (1304, 15438), (1328, 15159), (1488, 13529), (1956, 10292), (1992, 10106), (2573, 7824), (2608, 7719), (3912, 5146), (3984, 5053)]