20379645

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3167}}^1$

素因数の和:3202

約数の個数: 48

約数和(自身を含む): 41513472

約数和(自身を除く): 21133827

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 3167, 6435, 9501, 15835, 28503, 34837, 41171, 47505, 104511, 123513, 142515, 174185, 205855, 313533, 370539, 452881, 522555, 617565, 1358643, 1567665, 1852695, 2264405, 4075929, 6793215, 20379645]

約数ペア:

[(1, 20379645), (3, 6793215), (5, 4075929), (9, 2264405), (11, 1852695), (13, 1567665), (15, 1358643), (33, 617565), (39, 522555), (45, 452881), (55, 370539), (65, 313533), (99, 205855), (117, 174185), (143, 142515), (165, 123513), (195, 104511), (429, 47505), (495, 41171), (585, 34837), (715, 28503), (1287, 15835), (2145, 9501), (3167, 6435)]