8940464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1$

素因数の和:885

約数の個数: 40

約数和(自身を含む): 19030032

約数和(自身を除く): 10089568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 811, 848, 1378, 1622, 2756, 3244, 5512, 6488, 10543, 11024, 12976, 21086, 42172, 42983, 84344, 85966, 168688, 171932, 343864, 558779, 687728, 1117558, 2235116, 4470232, 8940464]

約数ペア:

[(1, 8940464), (2, 4470232), (4, 2235116), (8, 1117558), (13, 687728), (16, 558779), (26, 343864), (52, 171932), (53, 168688), (104, 85966), (106, 84344), (208, 42983), (212, 42172), (424, 21086), (689, 12976), (811, 11024), (848, 10543), (1378, 6488), (1622, 5512), (2756, 3244)]