19649904

素因数分解:

$2^4\times 3^1\times {\mathrm{179}}^1\times {\mathrm{2287}}^1$

素因数の和:2477

約数の個数: 40

約数和(自身を含む): 51068160

約数和(自身を除く): 31418256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 179, 358, 537, 716, 1074, 1432, 2148, 2287, 2864, 4296, 4574, 6861, 8592, 9148, 13722, 18296, 27444, 36592, 54888, 109776, 409373, 818746, 1228119, 1637492, 2456238, 3274984, 4912476, 6549968, 9824952, 19649904]

約数ペア:

[(1, 19649904), (2, 9824952), (3, 6549968), (4, 4912476), (6, 3274984), (8, 2456238), (12, 1637492), (16, 1228119), (24, 818746), (48, 409373), (179, 109776), (358, 54888), (537, 36592), (716, 27444), (1074, 18296), (1432, 13722), (2148, 9148), (2287, 8592), (2864, 6861), (4296, 4574)]