1997704

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 4083480

約数和(自身を除く): 2085776

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 296, 397, 629, 794, 1258, 1588, 2516, 3176, 5032, 6749, 13498, 14689, 26996, 29378, 53992, 58756, 117512, 249713, 499426, 998852, 1997704]

約数ペア:

[(1, 1997704), (2, 998852), (4, 499426), (8, 249713), (17, 117512), (34, 58756), (37, 53992), (68, 29378), (74, 26996), (136, 14689), (148, 13498), (296, 6749), (397, 5032), (629, 3176), (794, 2516), (1258, 1588)]