1218563516

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{1103}}^1\times {\mathrm{1987}}^1$

素因数の和:3233

約数の個数: 24

約数和(自身を含む): 2150856960

約数和(自身を除く): 932293444

約数列:

[1, 2, 4, 139, 278, 556, 1103, 1987, 2206, 3974, 4412, 7948, 153317, 276193, 306634, 552386, 613268, 1104772, 2191661, 4383322, 8766644, 304640879, 609281758, 1218563516]

約数ペア:

[(1, 1218563516), (2, 609281758), (4, 304640879), (139, 8766644), (278, 4383322), (556, 2191661), (1103, 1104772), (1987, 613268), (2206, 552386), (3974, 306634), (4412, 276193), (7948, 153317)]