19383780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24851}}^1$

素因数の和:24876

約数の個数: 48

約数和(自身を含む): 58451904

約数和(自身を除く): 39068124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 24851, 49702, 74553, 99404, 124255, 149106, 248510, 298212, 323063, 372765, 497020, 646126, 745530, 969189, 1292252, 1491060, 1615315, 1938378, 3230630, 3876756, 4845945, 6461260, 9691890, 19383780]

約数ペア:

[(1, 19383780), (2, 9691890), (3, 6461260), (4, 4845945), (5, 3876756), (6, 3230630), (10, 1938378), (12, 1615315), (13, 1491060), (15, 1292252), (20, 969189), (26, 745530), (30, 646126), (39, 497020), (52, 372765), (60, 323063), (65, 298212), (78, 248510), (130, 149106), (156, 124255), (195, 99404), (260, 74553), (390, 49702), (780, 24851)]