19829820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19441}}^1$

素因数の和:19470

約数の個数: 48

約数和(自身を含む): 58792608

約数和(自身を除く): 38962788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19441, 38882, 58323, 77764, 97205, 116646, 194410, 233292, 291615, 330497, 388820, 583230, 660994, 991491, 1166460, 1321988, 1652485, 1982982, 3304970, 3965964, 4957455, 6609940, 9914910, 19829820]

約数ペア:

[(1, 19829820), (2, 9914910), (3, 6609940), (4, 4957455), (5, 3965964), (6, 3304970), (10, 1982982), (12, 1652485), (15, 1321988), (17, 1166460), (20, 991491), (30, 660994), (34, 583230), (51, 388820), (60, 330497), (68, 291615), (85, 233292), (102, 194410), (170, 116646), (204, 97205), (255, 77764), (340, 58323), (510, 38882), (1020, 19441)]