213438416

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{199103}}^1$

素因数の和:199178

約数の個数: 20

約数和(自身を含む): 419711232

約数和(自身を除く): 206272816

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 199103, 398206, 796412, 1592824, 3185648, 13339901, 26679802, 53359604, 106719208, 213438416]

約数ペア:

[(1, 213438416), (2, 106719208), (4, 53359604), (8, 26679802), (16, 13339901), (67, 3185648), (134, 1592824), (268, 796412), (536, 398206), (1072, 199103)]