19504610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{397}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 37396080

約数和(自身を除く): 17891470

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 397, 578, 794, 1445, 1985, 2890, 3970, 4913, 6749, 9826, 13498, 24565, 33745, 49130, 67490, 114733, 229466, 573665, 1147330, 1950461, 3900922, 9752305, 19504610]

約数ペア:

[(1, 19504610), (2, 9752305), (5, 3900922), (10, 1950461), (17, 1147330), (34, 573665), (85, 229466), (170, 114733), (289, 67490), (397, 49130), (578, 33745), (794, 24565), (1445, 13498), (1985, 9826), (2890, 6749), (3970, 4913)]