13881566128

素因数分解:

$2^4\times {\mathrm{659}}^1\times {\mathrm{1316537}}^1$

素因数の和:1317204

約数の個数: 20

約数和(自身を含む): 26936367480

約数和(自身を除く): 13054801352

約数列:

[1, 2, 4, 8, 16, 659, 1318, 2636, 5272, 10544, 1316537, 2633074, 5266148, 10532296, 21064592, 867597883, 1735195766, 3470391532, 6940783064, 13881566128]

約数ペア:

[(1, 13881566128), (2, 6940783064), (4, 3470391532), (8, 1735195766), (16, 867597883), (659, 21064592), (1318, 10532296), (2636, 5266148), (5272, 2633074), (10544, 1316537)]