16121988

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{19471}}^1$

素因数の和:19504

約数の個数: 36

約数和(自身を含む): 42526848

約数和(自身を除く): 26404860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 19471, 38942, 58413, 77884, 116826, 175239, 233652, 350478, 447833, 700956, 895666, 1343499, 1791332, 2686998, 4030497, 5373996, 8060994, 16121988]

約数ペア:

[(1, 16121988), (2, 8060994), (3, 5373996), (4, 4030497), (6, 2686998), (9, 1791332), (12, 1343499), (18, 895666), (23, 700956), (36, 447833), (46, 350478), (69, 233652), (92, 175239), (138, 116826), (207, 77884), (276, 58413), (414, 38942), (828, 19471)]