20183467472

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2699}}^1\times {\mathrm{2903}}^1$

素因数の和:5640

約数の個数: 80

約数和(自身を含む): 46668441600

約数和(自身を除く): 26484974128

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 2699, 2903, 5398, 5806, 10796, 11612, 18893, 20321, 21592, 23224, 37786, 40642, 43184, 46448, 62077, 66769, 75572, 81284, 124154, 133538, 151144, 162568, 248308, 267076, 302288, 325136, 434539, 467383, 496616, 534152, 869078, 934766, 993232, 1068304, 1738156, 1869532, 3476312, 3739064, 6952624, 7478128, 7835197, 15670394, 31340788, 54846379, 62681576, 109692758, 125363152, 180209531, 219385516, 360419062, 438771032, 720838124, 877542064, 1261466717, 1441676248, 2522933434, 2883352496, 5045866868, 10091733736, 20183467472]

約数ペア:

[(1, 20183467472), (2, 10091733736), (4, 5045866868), (7, 2883352496), (8, 2522933434), (14, 1441676248), (16, 1261466717), (23, 877542064), (28, 720838124), (46, 438771032), (56, 360419062), (92, 219385516), (112, 180209531), (161, 125363152), (184, 109692758), (322, 62681576), (368, 54846379), (644, 31340788), (1288, 15670394), (2576, 7835197), (2699, 7478128), (2903, 6952624), (5398, 3739064), (5806, 3476312), (10796, 1869532), (11612, 1738156), (18893, 1068304), (20321, 993232), (21592, 934766), (23224, 869078), (37786, 534152), (40642, 496616), (43184, 467383), (46448, 434539), (62077, 325136), (66769, 302288), (75572, 267076), (81284, 248308), (124154, 162568), (133538, 151144)]