1990918412

素因数分解:

$2^2\times 7^2\times {\mathrm{433}}^1\times {\mathrm{23459}}^1$

素因数の和:23910

約数の個数: 36

約数和(自身を含む): 4062474360

約数和(自身を除く): 2071555948

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 433, 866, 1732, 3031, 6062, 12124, 21217, 23459, 42434, 46918, 84868, 93836, 164213, 328426, 656852, 1149491, 2298982, 4597964, 10157747, 20315494, 40630988, 71104229, 142208458, 284416916, 497729603, 995459206, 1990918412]

約数ペア:

[(1, 1990918412), (2, 995459206), (4, 497729603), (7, 284416916), (14, 142208458), (28, 71104229), (49, 40630988), (98, 20315494), (196, 10157747), (433, 4597964), (866, 2298982), (1732, 1149491), (3031, 656852), (6062, 328426), (12124, 164213), (21217, 93836), (23459, 84868), (42434, 46918)]