1915829968

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{708517}}^1$

素因数の和:708551

約数の個数: 30

約数和(自身を含む): 4019422614

約数和(自身を除く): 2103592646

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 708517, 1417034, 2834068, 5668136, 9210721, 11336272, 18421442, 36842884, 73685768, 119739373, 147371536, 239478746, 478957492, 957914984, 1915829968]

約数ペア:

[(1, 1915829968), (2, 957914984), (4, 478957492), (8, 239478746), (13, 147371536), (16, 119739373), (26, 73685768), (52, 36842884), (104, 18421442), (169, 11336272), (208, 9210721), (338, 5668136), (676, 2834068), (1352, 1417034), (2704, 708517)]