19512738

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17207}}^1$

素因数の和:17228

約数の個数: 40

約数和(自身を含む): 49972032

約数和(自身を除く): 30459294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 17207, 34414, 51621, 103242, 120449, 154863, 240898, 309726, 361347, 464589, 722694, 929178, 1084041, 1393767, 2168082, 2787534, 3252123, 6504246, 9756369, 19512738]

約数ペア:

[(1, 19512738), (2, 9756369), (3, 6504246), (6, 3252123), (7, 2787534), (9, 2168082), (14, 1393767), (18, 1084041), (21, 929178), (27, 722694), (42, 464589), (54, 361347), (63, 309726), (81, 240898), (126, 154863), (162, 120449), (189, 103242), (378, 51621), (567, 34414), (1134, 17207)]