19192980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{319883}}^1$

素因数の和:319895

約数の個数: 24

約数和(自身を含む): 53740512

約数和(自身を除く): 34547532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 319883, 639766, 959649, 1279532, 1599415, 1919298, 3198830, 3838596, 4798245, 6397660, 9596490, 19192980]

約数ペア:

[(1, 19192980), (2, 9596490), (3, 6397660), (4, 4798245), (5, 3838596), (6, 3198830), (10, 1919298), (12, 1599415), (15, 1279532), (20, 959649), (30, 639766), (60, 319883)]