19723312

素因数分解:

$2^4\times 7^1\times {\mathrm{229}}^1\times {\mathrm{769}}^1$

素因数の和:1013

約数の個数: 40

約数和(自身を含む): 43920800

約数和(自身を除く): 24197488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 229, 458, 769, 916, 1538, 1603, 1832, 3076, 3206, 3664, 5383, 6152, 6412, 10766, 12304, 12824, 21532, 25648, 43064, 86128, 176101, 352202, 704404, 1232707, 1408808, 2465414, 2817616, 4930828, 9861656, 19723312]

約数ペア:

[(1, 19723312), (2, 9861656), (4, 4930828), (7, 2817616), (8, 2465414), (14, 1408808), (16, 1232707), (28, 704404), (56, 352202), (112, 176101), (229, 86128), (458, 43064), (769, 25648), (916, 21532), (1538, 12824), (1603, 12304), (1832, 10766), (3076, 6412), (3206, 6152), (3664, 5383)]