20809902022

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{526913}}^1$

素因数の和:526973

約数の個数: 48

約数和(自身を含む): 40365827712

約数和(自身を除く): 19555925690

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 182, 217, 403, 434, 637, 806, 1274, 1519, 2821, 3038, 5642, 19747, 39494, 526913, 1053826, 3688391, 6849869, 7376782, 13699738, 16334303, 25818737, 32668606, 47949083, 51637474, 95898166, 114340121, 212345939, 228680242, 335643581, 424691878, 671287162, 800380847, 1486421573, 1600761694, 2972843146, 10404951011, 20809902022]

約数ペア:

[(1, 20809902022), (2, 10404951011), (7, 2972843146), (13, 1600761694), (14, 1486421573), (26, 800380847), (31, 671287162), (49, 424691878), (62, 335643581), (91, 228680242), (98, 212345939), (182, 114340121), (217, 95898166), (403, 51637474), (434, 47949083), (637, 32668606), (806, 25818737), (1274, 16334303), (1519, 13699738), (2821, 7376782), (3038, 6849869), (5642, 3688391), (19747, 1053826), (39494, 526913)]