38702872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{661}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 78407280

約数和(自身を除く): 39704408

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 563, 661, 1126, 1322, 2252, 2644, 4504, 5288, 7319, 8593, 14638, 17186, 29276, 34372, 58552, 68744, 372143, 744286, 1488572, 2977144, 4837859, 9675718, 19351436, 38702872]

約数ペア:

[(1, 38702872), (2, 19351436), (4, 9675718), (8, 4837859), (13, 2977144), (26, 1488572), (52, 744286), (104, 372143), (563, 68744), (661, 58552), (1126, 34372), (1322, 29276), (2252, 17186), (2644, 14638), (4504, 8593), (5288, 7319)]