19841458

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2659}}^1$

素因数の和:2722

約数の個数: 32

約数和(自身を含む): 37537920

約数和(自身を除く): 17696462

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 2659, 3731, 5318, 7462, 18613, 34567, 37226, 69134, 109019, 218038, 241969, 483938, 763133, 1417247, 1526266, 2834494, 9920729, 19841458]

約数ペア:

[(1, 19841458), (2, 9920729), (7, 2834494), (13, 1526266), (14, 1417247), (26, 763133), (41, 483938), (82, 241969), (91, 218038), (182, 109019), (287, 69134), (533, 37226), (574, 34567), (1066, 18613), (2659, 7462), (3731, 5318)]