19689210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{72923}}^1$

素因数の和:72939

約数の個数: 32

約数和(自身を含む): 52505280

約数和(自身を除く): 32816070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 72923, 145846, 218769, 364615, 437538, 656307, 729230, 1093845, 1312614, 1968921, 2187690, 3281535, 3937842, 6563070, 9844605, 19689210]

約数ペア:

[(1, 19689210), (2, 9844605), (3, 6563070), (5, 3937842), (6, 3281535), (9, 2187690), (10, 1968921), (15, 1312614), (18, 1093845), (27, 729230), (30, 656307), (45, 437538), (54, 364615), (90, 218769), (135, 145846), (270, 72923)]