19602675

素因数分解:

$3^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:389

約数の個数: 48

約数和(自身を含む): 36470880

約数和(自身を除く): 16868205

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 113, 135, 225, 257, 339, 565, 675, 771, 1017, 1285, 1695, 2313, 2825, 3051, 3855, 5085, 6425, 6939, 8475, 11565, 15255, 19275, 25425, 29041, 34695, 57825, 76275, 87123, 145205, 173475, 261369, 435615, 726025, 784107, 1306845, 2178075, 3920535, 6534225, 19602675]

約数ペア:

[(1, 19602675), (3, 6534225), (5, 3920535), (9, 2178075), (15, 1306845), (25, 784107), (27, 726025), (45, 435615), (75, 261369), (113, 173475), (135, 145205), (225, 87123), (257, 76275), (339, 57825), (565, 34695), (675, 29041), (771, 25425), (1017, 19275), (1285, 15255), (1695, 11565), (2313, 8475), (2825, 6939), (3051, 6425), (3855, 5085)]