1320240842

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1973}}^1\times {\mathrm{19681}}^1$

素因数の和:21673

約数の個数: 16

約数和(自身を含む): 2098022472

約数和(自身を除く): 777781630

約数列:

[1, 2, 17, 34, 1973, 3946, 19681, 33541, 39362, 67082, 334577, 669154, 38830613, 77661226, 660120421, 1320240842]

約数ペア:

[(1, 1320240842), (2, 660120421), (17, 77661226), (34, 38830613), (1973, 669154), (3946, 334577), (19681, 67082), (33541, 39362)]