20687510596

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{26783}}^1$

素因数の和:27148

約数の個数: 48

約数和(自身を含む): 39498471936

約数和(自身を除く): 18810961340

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 307, 614, 629, 1228, 1258, 2516, 5219, 10438, 11359, 20876, 22718, 26783, 45436, 53566, 107132, 193103, 386206, 455311, 772412, 910622, 990971, 1821244, 1981942, 3963884, 8222381, 16444762, 16846507, 32889524, 33693014, 67386028, 139780477, 279560954, 304228097, 559121908, 608456194, 1216912388, 5171877649, 10343755298, 20687510596]

約数ペア:

[(1, 20687510596), (2, 10343755298), (4, 5171877649), (17, 1216912388), (34, 608456194), (37, 559121908), (68, 304228097), (74, 279560954), (148, 139780477), (307, 67386028), (614, 33693014), (629, 32889524), (1228, 16846507), (1258, 16444762), (2516, 8222381), (5219, 3963884), (10438, 1981942), (11359, 1821244), (20876, 990971), (22718, 910622), (26783, 772412), (45436, 455311), (53566, 386206), (107132, 193103)]