1917369914

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 3134197440

約数和(自身を除く): 1216827526

約数列:

[1, 2, 19, 38, 43, 86, 151, 302, 361, 409, 722, 817, 818, 1634, 2869, 5738, 6493, 7771, 12986, 15523, 15542, 17587, 31046, 35174, 54511, 61759, 109022, 123367, 123518, 147649, 246734, 295298, 334153, 668306, 1173421, 2343973, 2346842, 2655637, 4687946, 5311274, 6348907, 12697814, 22294999, 44589998, 50457103, 100914206, 958684957, 1917369914]

約数ペア:

[(1, 1917369914), (2, 958684957), (19, 100914206), (38, 50457103), (43, 44589998), (86, 22294999), (151, 12697814), (302, 6348907), (361, 5311274), (409, 4687946), (722, 2655637), (817, 2346842), (818, 2343973), (1634, 1173421), (2869, 668306), (5738, 334153), (6493, 295298), (7771, 246734), (12986, 147649), (15523, 123518), (15542, 123367), (17587, 109022), (31046, 61759), (35174, 54511)]