20467746

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3803}}^1$

素因数の和:3847

約数の個数: 48

約数和(自身を含む): 49847616

約数和(自身を除く): 29379870

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 3803, 5382, 7606, 11409, 22818, 34227, 49439, 68454, 87469, 98878, 148317, 174938, 262407, 296634, 444951, 524814, 787221, 889902, 1137097, 1574442, 2274194, 3411291, 6822582, 10233873, 20467746]

約数ペア:

[(1, 20467746), (2, 10233873), (3, 6822582), (6, 3411291), (9, 2274194), (13, 1574442), (18, 1137097), (23, 889902), (26, 787221), (39, 524814), (46, 444951), (69, 296634), (78, 262407), (117, 174938), (138, 148317), (207, 98878), (234, 87469), (299, 68454), (414, 49439), (598, 34227), (897, 22818), (1794, 11409), (2691, 7606), (3803, 5382)]