19980170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6073}}^1$

素因数の和:6134

約数の個数: 32

約数和(自身を含む): 41983488

約数和(自身を除く): 22003318

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6073, 12146, 30365, 42511, 60730, 85022, 212555, 285431, 425110, 570862, 1427155, 1998017, 2854310, 3996034, 9990085, 19980170]

約数ペア:

[(1, 19980170), (2, 9990085), (5, 3996034), (7, 2854310), (10, 1998017), (14, 1427155), (35, 570862), (47, 425110), (70, 285431), (94, 212555), (235, 85022), (329, 60730), (470, 42511), (658, 30365), (1645, 12146), (3290, 6073)]