420452274

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{20353}}^1$

素因数の和:20682

約数の個数: 32

約数和(自身を含む): 920326464

約数和(自身を除く): 499874190

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 313, 626, 939, 1878, 3443, 6886, 10329, 20353, 20658, 40706, 61059, 122118, 223883, 447766, 671649, 1343298, 6370489, 12740978, 19111467, 38222934, 70075379, 140150758, 210226137, 420452274]

約数ペア:

[(1, 420452274), (2, 210226137), (3, 140150758), (6, 70075379), (11, 38222934), (22, 19111467), (33, 12740978), (66, 6370489), (313, 1343298), (626, 671649), (939, 447766), (1878, 223883), (3443, 122118), (6886, 61059), (10329, 40706), (20353, 20658)]