18920928

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{15161}}^1$

素因数の和:15187

約数の個数: 48

約数和(自身を含む): 53491536

約数和(自身を除く): 34570608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 15161, 30322, 45483, 60644, 90966, 121288, 181932, 197093, 242576, 363864, 394186, 485152, 591279, 727728, 788372, 1182558, 1455456, 1576744, 2365116, 3153488, 4730232, 6306976, 9460464, 18920928]

約数ペア:

[(1, 18920928), (2, 9460464), (3, 6306976), (4, 4730232), (6, 3153488), (8, 2365116), (12, 1576744), (13, 1455456), (16, 1182558), (24, 788372), (26, 727728), (32, 591279), (39, 485152), (48, 394186), (52, 363864), (78, 242576), (96, 197093), (104, 181932), (156, 121288), (208, 90966), (312, 60644), (416, 45483), (624, 30322), (1248, 15161)]