18295228

素因数分解:

$2^2\times 7^2\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:634

約数の個数: 36

約数和(自身を含む): 37490040

約数和(自身を除く): 19194812

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 269, 347, 538, 694, 1076, 1388, 1883, 2429, 3766, 4858, 7532, 9716, 13181, 17003, 26362, 34006, 52724, 68012, 93343, 186686, 373372, 653401, 1306802, 2613604, 4573807, 9147614, 18295228]

約数ペア:

[(1, 18295228), (2, 9147614), (4, 4573807), (7, 2613604), (14, 1306802), (28, 653401), (49, 373372), (98, 186686), (196, 93343), (269, 68012), (347, 52724), (538, 34006), (694, 26362), (1076, 17003), (1388, 13181), (1883, 9716), (2429, 7532), (3766, 4858)]