20723664

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33211}}^1$

素因数の和:33235

約数の個数: 40

約数和(自身を含む): 57656032

約数和(自身を除く): 36932368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33211, 66422, 99633, 132844, 199266, 265688, 398532, 431743, 531376, 797064, 863486, 1295229, 1594128, 1726972, 2590458, 3453944, 5180916, 6907888, 10361832, 20723664]

約数ペア:

[(1, 20723664), (2, 10361832), (3, 6907888), (4, 5180916), (6, 3453944), (8, 2590458), (12, 1726972), (13, 1594128), (16, 1295229), (24, 863486), (26, 797064), (39, 531376), (48, 431743), (52, 398532), (78, 265688), (104, 199266), (156, 132844), (208, 99633), (312, 66422), (624, 33211)]