12981904

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{4801}}^1$

素因数の和:4835

約数の個数: 30

約数和(自身を含む): 27241746

約数和(自身を除く): 14259842

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 4801, 9602, 19204, 38408, 62413, 76816, 124826, 249652, 499304, 811369, 998608, 1622738, 3245476, 6490952, 12981904]

約数ペア:

[(1, 12981904), (2, 6490952), (4, 3245476), (8, 1622738), (13, 998608), (16, 811369), (26, 499304), (52, 249652), (104, 124826), (169, 76816), (208, 62413), (338, 38408), (676, 19204), (1352, 9602), (2704, 4801)]