20208244

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 42900480

約数和(自身を除く): 22692236

約数列:

[1, 2, 4, 7, 14, 28, 29, 41, 58, 82, 116, 164, 203, 287, 406, 574, 607, 812, 1148, 1189, 1214, 2378, 2428, 4249, 4756, 8323, 8498, 16646, 16996, 17603, 24887, 33292, 35206, 49774, 70412, 99548, 123221, 174209, 246442, 348418, 492884, 696836, 721723, 1443446, 2886892, 5052061, 10104122, 20208244]

約数ペア:

[(1, 20208244), (2, 10104122), (4, 5052061), (7, 2886892), (14, 1443446), (28, 721723), (29, 696836), (41, 492884), (58, 348418), (82, 246442), (116, 174209), (164, 123221), (203, 99548), (287, 70412), (406, 49774), (574, 35206), (607, 33292), (812, 24887), (1148, 17603), (1189, 16996), (1214, 16646), (2378, 8498), (2428, 8323), (4249, 4756)]