20940012

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{4729}}^1$

素因数の和:4783

約数の個数: 48

約数和(自身を含む): 55624800

約数和(自身を除く): 34684788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 246, 369, 492, 738, 1107, 1476, 2214, 4428, 4729, 9458, 14187, 18916, 28374, 42561, 56748, 85122, 127683, 170244, 193889, 255366, 387778, 510732, 581667, 775556, 1163334, 1745001, 2326668, 3490002, 5235003, 6980004, 10470006, 20940012]

約数ペア:

[(1, 20940012), (2, 10470006), (3, 6980004), (4, 5235003), (6, 3490002), (9, 2326668), (12, 1745001), (18, 1163334), (27, 775556), (36, 581667), (41, 510732), (54, 387778), (82, 255366), (108, 193889), (123, 170244), (164, 127683), (246, 85122), (369, 56748), (492, 42561), (738, 28374), (1107, 18916), (1476, 14187), (2214, 9458), (4428, 4729)]