20554672

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{24239}}^1$

素因数の和:24300

約数の個数: 20

約数和(自身を含む): 40577760

約数和(自身を除く): 20023088

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 24239, 48478, 96956, 193912, 387824, 1284667, 2569334, 5138668, 10277336, 20554672]

約数ペア:

[(1, 20554672), (2, 10277336), (4, 5138668), (8, 2569334), (16, 1284667), (53, 387824), (106, 193912), (212, 96956), (424, 48478), (848, 24239)]