215945584

素因数分解:

$2^4\times {\mathrm{1021}}^1\times {\mathrm{13219}}^1$

素因数の和:14248

約数の個数: 20

約数和(自身を含む): 418836040

約数和(自身を除く): 202890456

約数列:

[1, 2, 4, 8, 16, 1021, 2042, 4084, 8168, 13219, 16336, 26438, 52876, 105752, 211504, 13496599, 26993198, 53986396, 107972792, 215945584]

約数ペア:

[(1, 215945584), (2, 107972792), (4, 53986396), (8, 26993198), (16, 13496599), (1021, 211504), (2042, 105752), (4084, 52876), (8168, 26438), (13219, 16336)]