18961208

素因数分解:

$2^3\times 7^1\times {\mathrm{547}}^1\times {\mathrm{619}}^1$

素因数の和:1179

約数の個数: 32

約数和(自身を含む): 40771200

約数和(自身を除く): 21809992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 547, 619, 1094, 1238, 2188, 2476, 3829, 4333, 4376, 4952, 7658, 8666, 15316, 17332, 30632, 34664, 338593, 677186, 1354372, 2370151, 2708744, 4740302, 9480604, 18961208]

約数ペア:

[(1, 18961208), (2, 9480604), (4, 4740302), (7, 2708744), (8, 2370151), (14, 1354372), (28, 677186), (56, 338593), (547, 34664), (619, 30632), (1094, 17332), (1238, 15316), (2188, 8666), (2476, 7658), (3829, 4952), (4333, 4376)]