19566711

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{907}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 31380480

約数和(自身を除く): 11813769

約数列:

[1, 3, 9, 17, 27, 47, 51, 141, 153, 423, 459, 799, 907, 1269, 2397, 2721, 7191, 8163, 15419, 21573, 24489, 42629, 46257, 127887, 138771, 383661, 416313, 724693, 1150983, 2174079, 6522237, 19566711]

約数ペア:

[(1, 19566711), (3, 6522237), (9, 2174079), (17, 1150983), (27, 724693), (47, 416313), (51, 383661), (141, 138771), (153, 127887), (423, 46257), (459, 42629), (799, 24489), (907, 21573), (1269, 15419), (2397, 8163), (2721, 7191)]