20672834

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1171}}^1$

素因数の和:1290

約数の個数: 32

約数和(自身を含む): 38591616

約数和(自身を除く): 17918782

約数列:

[1, 2, 7, 13, 14, 26, 91, 97, 182, 194, 679, 1171, 1261, 1358, 2342, 2522, 8197, 8827, 15223, 16394, 17654, 30446, 106561, 113587, 213122, 227174, 795109, 1476631, 1590218, 2953262, 10336417, 20672834]

約数ペア:

[(1, 20672834), (2, 10336417), (7, 2953262), (13, 1590218), (14, 1476631), (26, 795109), (91, 227174), (97, 213122), (182, 113587), (194, 106561), (679, 30446), (1171, 17654), (1261, 16394), (1358, 15223), (2342, 8827), (2522, 8197)]