20406882006

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1979}}^1\times {\mathrm{81839}}^1$

素因数の和:83833

約数の個数: 48

約数和(自身を含む): 50557478400

約数和(自身を除く): 30150596394

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1979, 3958, 5937, 11874, 13853, 17811, 27706, 35622, 41559, 81839, 83118, 124677, 163678, 245517, 249354, 491034, 572873, 736551, 1145746, 1473102, 1718619, 3437238, 5155857, 10311714, 161959381, 323918762, 485878143, 971756286, 1133715667, 1457634429, 2267431334, 2915268858, 3401147001, 6802294002, 10203441003, 20406882006]

約数ペア:

[(1, 20406882006), (2, 10203441003), (3, 6802294002), (6, 3401147001), (7, 2915268858), (9, 2267431334), (14, 1457634429), (18, 1133715667), (21, 971756286), (42, 485878143), (63, 323918762), (126, 161959381), (1979, 10311714), (3958, 5155857), (5937, 3437238), (11874, 1718619), (13853, 1473102), (17811, 1145746), (27706, 736551), (35622, 572873), (41559, 491034), (81839, 249354), (83118, 245517), (124677, 163678)]