20536700884

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{79181}}^1$

素因数の和:79408

約数の個数: 48

約数和(自身を含む): 42036140160

約数和(自身を除く): 21499439276

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 157, 236, 314, 413, 628, 826, 1099, 1652, 2198, 4396, 9263, 18526, 37052, 64841, 79181, 129682, 158362, 259364, 316724, 554267, 1108534, 2217068, 4671679, 9343358, 12431417, 18686716, 24862834, 32701753, 49725668, 65403506, 87019919, 130807012, 174039838, 348079676, 733453603, 1466907206, 2933814412, 5134175221, 10268350442, 20536700884]

約数ペア:

[(1, 20536700884), (2, 10268350442), (4, 5134175221), (7, 2933814412), (14, 1466907206), (28, 733453603), (59, 348079676), (118, 174039838), (157, 130807012), (236, 87019919), (314, 65403506), (413, 49725668), (628, 32701753), (826, 24862834), (1099, 18686716), (1652, 12431417), (2198, 9343358), (4396, 4671679), (9263, 2217068), (18526, 1108534), (37052, 554267), (64841, 316724), (79181, 259364), (129682, 158362)]