19867204

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 42134400

約数和(自身を除く): 22267196

約数列:

[1, 2, 4, 7, 14, 28, 29, 43, 58, 86, 116, 172, 203, 301, 406, 569, 602, 812, 1138, 1204, 1247, 2276, 2494, 3983, 4988, 7966, 8729, 15932, 16501, 17458, 24467, 33002, 34916, 48934, 66004, 97868, 115507, 171269, 231014, 342538, 462028, 685076, 709543, 1419086, 2838172, 4966801, 9933602, 19867204]

約数ペア:

[(1, 19867204), (2, 9933602), (4, 4966801), (7, 2838172), (14, 1419086), (28, 709543), (29, 685076), (43, 462028), (58, 342538), (86, 231014), (116, 171269), (172, 115507), (203, 97868), (301, 66004), (406, 48934), (569, 34916), (602, 33002), (812, 24467), (1138, 17458), (1204, 16501), (1247, 15932), (2276, 8729), (2494, 7966), (3983, 4988)]