201420008

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{1489}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 388979400

約数和(自身を除く): 187559392

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 457, 914, 1489, 1828, 2978, 3656, 5956, 11912, 16909, 33818, 55093, 67636, 110186, 135272, 220372, 440744, 680473, 1360946, 2721892, 5443784, 25177501, 50355002, 100710004, 201420008]

約数ペア:

[(1, 201420008), (2, 100710004), (4, 50355002), (8, 25177501), (37, 5443784), (74, 2721892), (148, 1360946), (296, 680473), (457, 440744), (914, 220372), (1489, 135272), (1828, 110186), (2978, 67636), (3656, 55093), (5956, 33818), (11912, 16909)]