19494478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 32768064

約数和(自身を除く): 13273586

約数列:

[1, 2, 17, 23, 34, 46, 97, 194, 257, 391, 514, 782, 1649, 2231, 3298, 4369, 4462, 5911, 8738, 11822, 24929, 37927, 49858, 75854, 100487, 200974, 423793, 573367, 847586, 1146734, 9747239, 19494478]

約数ペア:

[(1, 19494478), (2, 9747239), (17, 1146734), (23, 847586), (34, 573367), (46, 423793), (97, 200974), (194, 100487), (257, 75854), (391, 49858), (514, 37927), (782, 24929), (1649, 11822), (2231, 8738), (3298, 5911), (4369, 4462)]