19381870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4957}}^1$

素因数の和:5004

約数の個数: 32

約数和(自身を含む): 38553408

約数和(自身を除く): 19171538

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 4957, 9914, 24785, 49570, 84269, 114011, 168538, 228022, 421345, 570055, 842690, 1140110, 1938187, 3876374, 9690935, 19381870]

約数ペア:

[(1, 19381870), (2, 9690935), (5, 3876374), (10, 1938187), (17, 1140110), (23, 842690), (34, 570055), (46, 421345), (85, 228022), (115, 168538), (170, 114011), (230, 84269), (391, 49570), (782, 24785), (1955, 9914), (3910, 4957)]