8620701698

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1621}}^1\times {\mathrm{19993}}^1$

素因数の和:21642

約数の個数: 32

約数和(自身を含む): 15566528640

約数和(自身を除く): 6945826942

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 1621, 3242, 11347, 19993, 22694, 30799, 39986, 61598, 139951, 215593, 279902, 379867, 431186, 759734, 2659069, 5318138, 32408653, 64817306, 226860571, 453721142, 615764407, 1231528814, 4310350849, 8620701698]

約数ペア:

[(1, 8620701698), (2, 4310350849), (7, 1231528814), (14, 615764407), (19, 453721142), (38, 226860571), (133, 64817306), (266, 32408653), (1621, 5318138), (3242, 2659069), (11347, 759734), (19993, 431186), (22694, 379867), (30799, 279902), (39986, 215593), (61598, 139951)]