9931964

素因数分解:

$2^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{823}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 19934208

約数和(自身を除く): 10002244

約数列:

[1, 2, 4, 7, 14, 28, 431, 823, 862, 1646, 1724, 3017, 3292, 5761, 6034, 11522, 12068, 23044, 354713, 709426, 1418852, 2482991, 4965982, 9931964]

約数ペア:

[(1, 9931964), (2, 4965982), (4, 2482991), (7, 1418852), (14, 709426), (28, 354713), (431, 23044), (823, 12068), (862, 11522), (1646, 6034), (1724, 5761), (3017, 3292)]