42621904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{204913}}^1$

素因数の和:204934

約数の個数: 20

約数和(自身を含む): 88932676

約数和(自身を除く): 46310772

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 204913, 409826, 819652, 1639304, 2663869, 3278608, 5327738, 10655476, 21310952, 42621904]

約数ペア:

[(1, 42621904), (2, 21310952), (4, 10655476), (8, 5327738), (13, 3278608), (16, 2663869), (26, 1639304), (52, 819652), (104, 409826), (208, 204913)]