19161516

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8539}}^1$

素因数の和:8574

約数の個数: 48

約数和(自身を含む): 51649920

約数和(自身を除く): 32488404

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 374, 561, 748, 1122, 2244, 8539, 17078, 25617, 34156, 51234, 93929, 102468, 145163, 187858, 281787, 290326, 375716, 435489, 563574, 580652, 870978, 1127148, 1596793, 1741956, 3193586, 4790379, 6387172, 9580758, 19161516]

約数ペア:

[(1, 19161516), (2, 9580758), (3, 6387172), (4, 4790379), (6, 3193586), (11, 1741956), (12, 1596793), (17, 1127148), (22, 870978), (33, 580652), (34, 563574), (44, 435489), (51, 375716), (66, 290326), (68, 281787), (102, 187858), (132, 145163), (187, 102468), (204, 93929), (374, 51234), (561, 34156), (748, 25617), (1122, 17078), (2244, 8539)]