20265384

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 52747200

約数和(自身を除く): 32481816

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 73, 86, 129, 146, 172, 219, 258, 269, 292, 344, 438, 516, 538, 584, 807, 876, 1032, 1076, 1614, 1752, 2152, 3139, 3228, 6278, 6456, 9417, 11567, 12556, 18834, 19637, 23134, 25112, 34701, 37668, 39274, 46268, 58911, 69402, 75336, 78548, 92536, 117822, 138804, 157096, 235644, 277608, 471288, 844391, 1688782, 2533173, 3377564, 5066346, 6755128, 10132692, 20265384]

約数ペア:

[(1, 20265384), (2, 10132692), (3, 6755128), (4, 5066346), (6, 3377564), (8, 2533173), (12, 1688782), (24, 844391), (43, 471288), (73, 277608), (86, 235644), (129, 157096), (146, 138804), (172, 117822), (219, 92536), (258, 78548), (269, 75336), (292, 69402), (344, 58911), (438, 46268), (516, 39274), (538, 37668), (584, 34701), (807, 25112), (876, 23134), (1032, 19637), (1076, 18834), (1614, 12556), (1752, 11567), (2152, 9417), (3139, 6456), (3228, 6278)]