20941686

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{20411}}^1$

素因数の和:20441

約数の個数: 32

約数和(自身を含む): 48988800

約数和(自身を除く): 28047114

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 20411, 40822, 61233, 122466, 183699, 367398, 387809, 551097, 775618, 1102194, 1163427, 2326854, 3490281, 6980562, 10470843, 20941686]

約数ペア:

[(1, 20941686), (2, 10470843), (3, 6980562), (6, 3490281), (9, 2326854), (18, 1163427), (19, 1102194), (27, 775618), (38, 551097), (54, 387809), (57, 367398), (114, 183699), (171, 122466), (342, 61233), (513, 40822), (1026, 20411)]