20099190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12641}}^1$

素因数の和:12704

約数の個数: 32

約数和(自身を含む): 49152096

約数和(自身を除く): 29052906

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12641, 25282, 37923, 63205, 75846, 126410, 189615, 379230, 669973, 1339946, 2009919, 3349865, 4019838, 6699730, 10049595, 20099190]

約数ペア:

[(1, 20099190), (2, 10049595), (3, 6699730), (5, 4019838), (6, 3349865), (10, 2009919), (15, 1339946), (30, 669973), (53, 379230), (106, 189615), (159, 126410), (265, 75846), (318, 63205), (530, 37923), (795, 25282), (1590, 12641)]