215943018512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1038187589}}^1$

素因数の和:1038187610

約数の個数: 20

約数和(自身を含む): 450573414060

約数和(自身を除く): 234630395548

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1038187589, 2076375178, 4152750356, 8305500712, 13496438657, 16611001424, 26992877314, 53985754628, 107971509256, 215943018512]

約数ペア:

[(1, 215943018512), (2, 107971509256), (4, 53985754628), (8, 26992877314), (13, 16611001424), (16, 13496438657), (26, 8305500712), (52, 4152750356), (104, 2076375178), (208, 1038187589)]