20097364

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1021}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 43496320

約数和(自身を除く): 23398956

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1021, 1036, 1406, 2042, 2812, 4084, 4921, 7147, 9842, 14294, 19399, 19684, 28588, 37777, 38798, 75554, 77596, 135793, 151108, 264439, 271586, 528878, 543172, 717763, 1057756, 1435526, 2871052, 5024341, 10048682, 20097364]

約数ペア:

[(1, 20097364), (2, 10048682), (4, 5024341), (7, 2871052), (14, 1435526), (19, 1057756), (28, 717763), (37, 543172), (38, 528878), (74, 271586), (76, 264439), (133, 151108), (148, 135793), (259, 77596), (266, 75554), (518, 38798), (532, 37777), (703, 28588), (1021, 19684), (1036, 19399), (1406, 14294), (2042, 9842), (2812, 7147), (4084, 4921)]