22720284

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2963}}^1$

素因数の和:3047

約数の個数: 48

約数和(自身を含む): 59754240

約数和(自身を除く): 37033956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 2963, 3834, 5926, 7668, 8889, 11852, 17778, 26667, 35556, 53334, 80001, 106668, 160002, 210373, 320004, 420746, 631119, 841492, 1262238, 1893357, 2524476, 3786714, 5680071, 7573428, 11360142, 22720284]

約数ペア:

[(1, 22720284), (2, 11360142), (3, 7573428), (4, 5680071), (6, 3786714), (9, 2524476), (12, 1893357), (18, 1262238), (27, 841492), (36, 631119), (54, 420746), (71, 320004), (108, 210373), (142, 160002), (213, 106668), (284, 80001), (426, 53334), (639, 35556), (852, 26667), (1278, 17778), (1917, 11852), (2556, 8889), (2963, 7668), (3834, 5926)]