219946688

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{264359}}^1$

素因数の和:264384

約数の個数: 28

約数和(自身を含む): 470032080

約数和(自身を除く): 250085392

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 264359, 528718, 1057436, 2114872, 3436667, 4229744, 6873334, 8459488, 13746668, 16918976, 27493336, 54986672, 109973344, 219946688]

約数ペア:

[(1, 219946688), (2, 109973344), (4, 54986672), (8, 27493336), (13, 16918976), (16, 13746668), (26, 8459488), (32, 6873334), (52, 4229744), (64, 3436667), (104, 2114872), (208, 1057436), (416, 528718), (832, 264359)]