20713074458

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{80471}}^1$

素因数の和:80630

約数の個数: 32

約数和(自身を含む): 33014120832

約数和(自身を除く): 12301046374

約数列:

[1, 2, 41, 43, 73, 82, 86, 146, 1763, 2993, 3139, 3526, 5986, 6278, 80471, 128699, 160942, 257398, 3299311, 3460253, 5874383, 6598622, 6920506, 11748766, 141870373, 240849703, 252598469, 283740746, 481699406, 505196938, 10356537229, 20713074458]

約数ペア:

[(1, 20713074458), (2, 10356537229), (41, 505196938), (43, 481699406), (73, 283740746), (82, 252598469), (86, 240849703), (146, 141870373), (1763, 11748766), (2993, 6920506), (3139, 6598622), (3526, 5874383), (5986, 3460253), (6278, 3299311), (80471, 257398), (128699, 160942)]