15995876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9923}}^1$

素因数の和:9971

約数の個数: 24

約数和(自身を含む): 31121664

約数和(自身を除く): 15125788

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 9923, 19846, 39692, 128999, 257998, 307613, 515996, 615226, 1230452, 3998969, 7997938, 15995876]

約数ペア:

[(1, 15995876), (2, 7997938), (4, 3998969), (13, 1230452), (26, 615226), (31, 515996), (52, 307613), (62, 257998), (124, 128999), (403, 39692), (806, 19846), (1612, 9923)]