20793885172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3323}}^1\times {\mathrm{4001}}^1$

素因数の和:7368

約数の個数: 48

約数和(自身を含む): 40227207552

約数和(自身を除く): 19433322380

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 3323, 4001, 6646, 8002, 13292, 16004, 56491, 68017, 76429, 92023, 112982, 136034, 152858, 184046, 225964, 272068, 305716, 368092, 1299293, 1564391, 2598586, 3128782, 5197172, 6257564, 13295323, 26590646, 53181292, 226020491, 305792429, 452040982, 611584858, 904081964, 1223169716, 5198471293, 10396942586, 20793885172]

約数ペア:

[(1, 20793885172), (2, 10396942586), (4, 5198471293), (17, 1223169716), (23, 904081964), (34, 611584858), (46, 452040982), (68, 305792429), (92, 226020491), (391, 53181292), (782, 26590646), (1564, 13295323), (3323, 6257564), (4001, 5197172), (6646, 3128782), (8002, 2598586), (13292, 1564391), (16004, 1299293), (56491, 368092), (68017, 305716), (76429, 272068), (92023, 225964), (112982, 184046), (136034, 152858)]