20682783

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:329

約数の個数: 40

約数和(自身を含む): 34151040

約数和(自身を除く): 13468257

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 139, 167, 297, 417, 501, 891, 1251, 1503, 1529, 1837, 3753, 4509, 4587, 5511, 11259, 13527, 13761, 16533, 23213, 41283, 49599, 69639, 123849, 148797, 208917, 255343, 626751, 766029, 1880253, 2298087, 6894261, 20682783]

約数ペア:

[(1, 20682783), (3, 6894261), (9, 2298087), (11, 1880253), (27, 766029), (33, 626751), (81, 255343), (99, 208917), (139, 148797), (167, 123849), (297, 69639), (417, 49599), (501, 41283), (891, 23213), (1251, 16533), (1503, 13761), (1529, 13527), (1837, 11259), (3753, 5511), (4509, 4587)]