20668565596

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2927}}^1\times {\mathrm{6151}}^1$

素因数の和:9130

約数の個数: 48

約数和(自身を含む): 42366707712

約数和(自身を除く): 21698142116

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 2927, 5854, 6151, 11708, 12302, 20489, 24604, 40978, 43057, 81956, 86114, 120007, 172228, 240014, 252191, 480028, 504382, 840049, 1008764, 1680098, 1765337, 3360196, 3530674, 7061348, 18003977, 36007954, 72015908, 126027839, 252055678, 504111356, 738163057, 1476326114, 2952652228, 5167141399, 10334282798, 20668565596]

約数ペア:

[(1, 20668565596), (2, 10334282798), (4, 5167141399), (7, 2952652228), (14, 1476326114), (28, 738163057), (41, 504111356), (82, 252055678), (164, 126027839), (287, 72015908), (574, 36007954), (1148, 18003977), (2927, 7061348), (5854, 3530674), (6151, 3360196), (11708, 1765337), (12302, 1680098), (20489, 1008764), (24604, 840049), (40978, 504382), (43057, 480028), (81956, 252191), (86114, 240014), (120007, 172228)]