19326670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7639}}^1$

素因数の和:7680

約数の個数: 32

約数和(自身を含む): 39605760

約数和(自身を除く): 20279090

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7639, 15278, 38195, 76390, 84029, 168058, 175697, 351394, 420145, 840290, 878485, 1756970, 1932667, 3865334, 9663335, 19326670]

約数ペア:

[(1, 19326670), (2, 9663335), (5, 3865334), (10, 1932667), (11, 1756970), (22, 878485), (23, 840290), (46, 420145), (55, 351394), (110, 175697), (115, 168058), (230, 84029), (253, 76390), (506, 38195), (1265, 15278), (2530, 7639)]