20173536016

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{419}}^1\times {\mathrm{33811}}^1$

素因数の和:34327

約数の個数: 40

約数和(自身を含む): 39620901600

約数和(自身を除く): 19447365584

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 419, 712, 838, 1424, 1676, 3352, 6704, 33811, 37291, 67622, 74582, 135244, 149164, 270488, 298328, 540976, 596656, 3009179, 6018358, 12036716, 14166809, 24073432, 28333618, 48146864, 56667236, 113334472, 226668944, 1260846001, 2521692002, 5043384004, 10086768008, 20173536016]

約数ペア:

[(1, 20173536016), (2, 10086768008), (4, 5043384004), (8, 2521692002), (16, 1260846001), (89, 226668944), (178, 113334472), (356, 56667236), (419, 48146864), (712, 28333618), (838, 24073432), (1424, 14166809), (1676, 12036716), (3352, 6018358), (6704, 3009179), (33811, 596656), (37291, 540976), (67622, 298328), (74582, 270488), (135244, 149164)]