20172847184

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2279933}}^1$

素因数の和:2280027

約数の個数: 40

約数和(自身を含む): 45233890560

約数和(自身を除く): 25061043376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2212, 4424, 8848, 2279933, 4559866, 9119732, 15959531, 18239464, 31919062, 36478928, 63838124, 127676248, 180114707, 255352496, 360229414, 720458828, 1260802949, 1440917656, 2521605898, 2881835312, 5043211796, 10086423592, 20172847184]

約数ペア:

[(1, 20172847184), (2, 10086423592), (4, 5043211796), (7, 2881835312), (8, 2521605898), (14, 1440917656), (16, 1260802949), (28, 720458828), (56, 360229414), (79, 255352496), (112, 180114707), (158, 127676248), (316, 63838124), (553, 36478928), (632, 31919062), (1106, 18239464), (1264, 15959531), (2212, 9119732), (4424, 4559866), (8848, 2279933)]