19974786

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19699}}^1$

素因数の和:19730

約数の個数: 24

約数和(自身を含む): 43261200

約数和(自身を除く): 23286414

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 19699, 39398, 59097, 118194, 256087, 512174, 768261, 1536522, 3329131, 6658262, 9987393, 19974786]

約数ペア:

[(1, 19974786), (2, 9987393), (3, 6658262), (6, 3329131), (13, 1536522), (26, 768261), (39, 512174), (78, 256087), (169, 118194), (338, 59097), (507, 39398), (1014, 19699)]