19909386

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{22573}}^1$

素因数の和:22595

約数の個数: 36

約数和(自身を含む): 50182002

約数和(自身を除く): 30272616

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 22573, 45146, 67719, 135438, 158011, 203157, 316022, 406314, 474033, 948066, 1106077, 1422099, 2212154, 2844198, 3318231, 6636462, 9954693, 19909386]

約数ペア:

[(1, 19909386), (2, 9954693), (3, 6636462), (6, 3318231), (7, 2844198), (9, 2212154), (14, 1422099), (18, 1106077), (21, 948066), (42, 474033), (49, 406314), (63, 316022), (98, 203157), (126, 158011), (147, 135438), (294, 67719), (441, 45146), (882, 22573)]