39490672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{189859}}^1$

素因数の和:189880

約数の個数: 20

約数和(自身を含む): 82399240

約数和(自身を除く): 42908568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 189859, 379718, 759436, 1518872, 2468167, 3037744, 4936334, 9872668, 19745336, 39490672]

約数ペア:

[(1, 39490672), (2, 19745336), (4, 9872668), (8, 4936334), (13, 3037744), (16, 2468167), (26, 1518872), (52, 759436), (104, 379718), (208, 189859)]