220285442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{811}}^1$

素因数の和:1194

約数の個数: 32

約数和(自身を含む): 368868864

約数和(自身を除く): 148583422

約数列:

[1, 2, 13, 26, 31, 62, 337, 403, 674, 806, 811, 1622, 4381, 8762, 10447, 10543, 20894, 21086, 25141, 50282, 135811, 271622, 273307, 326833, 546614, 653666, 3552991, 7105982, 8472517, 16945034, 110142721, 220285442]

約数ペア:

[(1, 220285442), (2, 110142721), (13, 16945034), (26, 8472517), (31, 7105982), (62, 3552991), (337, 653666), (403, 546614), (674, 326833), (806, 273307), (811, 271622), (1622, 135811), (4381, 50282), (8762, 25141), (10447, 21086), (10543, 20894)]