19006768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1367}}^1$

素因数の和:1465

約数の個数: 40

約数和(自身を含む): 40711680

約数和(自身を除く): 21704912

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 158, 176, 316, 632, 869, 1264, 1367, 1738, 2734, 3476, 5468, 6952, 10936, 13904, 15037, 21872, 30074, 60148, 107993, 120296, 215986, 240592, 431972, 863944, 1187923, 1727888, 2375846, 4751692, 9503384, 19006768]

約数ペア:

[(1, 19006768), (2, 9503384), (4, 4751692), (8, 2375846), (11, 1727888), (16, 1187923), (22, 863944), (44, 431972), (79, 240592), (88, 215986), (158, 120296), (176, 107993), (316, 60148), (632, 30074), (869, 21872), (1264, 15037), (1367, 13904), (1738, 10936), (2734, 6952), (3476, 5468)]