20095749

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1$

素因数の和:982

約数の個数: 32

約数和(自身を含む): 32102400

約数和(自身を除く): 12006651

約数列:

[1, 3, 9, 19, 27, 43, 57, 129, 171, 387, 513, 817, 911, 1161, 2451, 2733, 7353, 8199, 17309, 22059, 24597, 39173, 51927, 117519, 155781, 352557, 467343, 744287, 1057671, 2232861, 6698583, 20095749]

約数ペア:

[(1, 20095749), (3, 6698583), (9, 2232861), (19, 1057671), (27, 744287), (43, 467343), (57, 352557), (129, 155781), (171, 117519), (387, 51927), (513, 39173), (817, 24597), (911, 22059), (1161, 17309), (2451, 8199), (2733, 7353)]