30821914

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 50722560

約数和(自身を除く): 19900646

約数列:

[1, 2, 19, 38, 41, 73, 82, 146, 271, 542, 779, 1387, 1558, 2774, 2993, 5149, 5986, 10298, 11111, 19783, 22222, 39566, 56867, 113734, 211109, 375877, 422218, 751754, 811103, 1622206, 15410957, 30821914]

約数ペア:

[(1, 30821914), (2, 15410957), (19, 1622206), (38, 811103), (41, 751754), (73, 422218), (82, 375877), (146, 211109), (271, 113734), (542, 56867), (779, 39566), (1387, 22222), (1558, 19783), (2774, 11111), (2993, 10298), (5149, 5986)]