20295456

素因数分解:

$2^5\times 3^1\times {\mathrm{163}}^1\times {\mathrm{1297}}^1$

素因数の和:1473

約数の個数: 48

約数和(自身を含む): 53643744

約数和(自身を除く): 33348288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 163, 326, 489, 652, 978, 1297, 1304, 1956, 2594, 2608, 3891, 3912, 5188, 5216, 7782, 7824, 10376, 15564, 15648, 20752, 31128, 41504, 62256, 124512, 211411, 422822, 634233, 845644, 1268466, 1691288, 2536932, 3382576, 5073864, 6765152, 10147728, 20295456]

約数ペア:

[(1, 20295456), (2, 10147728), (3, 6765152), (4, 5073864), (6, 3382576), (8, 2536932), (12, 1691288), (16, 1268466), (24, 845644), (32, 634233), (48, 422822), (96, 211411), (163, 124512), (326, 62256), (489, 41504), (652, 31128), (978, 20752), (1297, 15648), (1304, 15564), (1956, 10376), (2594, 7824), (2608, 7782), (3891, 5216), (3912, 5188)]