20541483

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{373}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 30922320

約数和(自身を除く): 10380837

約数列:

[1, 3, 9, 29, 87, 211, 261, 373, 633, 1119, 1899, 3357, 6119, 10817, 18357, 32451, 55071, 78703, 97353, 236109, 708327, 2282387, 6847161, 20541483]

約数ペア:

[(1, 20541483), (3, 6847161), (9, 2282387), (29, 708327), (87, 236109), (211, 97353), (261, 78703), (373, 55071), (633, 32451), (1119, 18357), (1899, 10817), (3357, 6119)]