19394570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{773}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 37839312

約数和(自身を除く): 18444742

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 193, 386, 773, 965, 1546, 1930, 2509, 3865, 5018, 7730, 10049, 12545, 20098, 25090, 50245, 100490, 149189, 298378, 745945, 1491890, 1939457, 3878914, 9697285, 19394570]

約数ペア:

[(1, 19394570), (2, 9697285), (5, 3878914), (10, 1939457), (13, 1491890), (26, 745945), (65, 298378), (130, 149189), (193, 100490), (386, 50245), (773, 25090), (965, 20098), (1546, 12545), (1930, 10049), (2509, 7730), (3865, 5018)]