64628044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{65413}}^1$

素因数の和:65449

約数の個数: 24

約数和(自身を含む): 128211440

約数和(自身を除く): 63583396

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 65413, 130826, 261652, 850369, 1242847, 1700738, 2485694, 3401476, 4971388, 16157011, 32314022, 64628044]

約数ペア:

[(1, 64628044), (2, 32314022), (4, 16157011), (13, 4971388), (19, 3401476), (26, 2485694), (38, 1700738), (52, 1242847), (76, 850369), (247, 261652), (494, 130826), (988, 65413)]