19241650

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^2\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 36

約数和(自身を含む): 36743742

約数和(自身を除く): 17502092

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 137, 265, 274, 530, 685, 1325, 1370, 2650, 2809, 3425, 5618, 6850, 7261, 14045, 14522, 28090, 36305, 70225, 72610, 140450, 181525, 363050, 384833, 769666, 1924165, 3848330, 9620825, 19241650]

約数ペア:

[(1, 19241650), (2, 9620825), (5, 3848330), (10, 1924165), (25, 769666), (50, 384833), (53, 363050), (106, 181525), (137, 140450), (265, 72610), (274, 70225), (530, 36305), (685, 28090), (1325, 14522), (1370, 14045), (2650, 7261), (2809, 6850), (3425, 5618)]