18731808

素因数分解:

$2^5\times 3^2\times {\mathrm{193}}^1\times {\mathrm{337}}^1$

素因数の和:546

約数の個数: 72

約数和(自身を含む): 53703468

約数和(自身を除く): 34971660

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 193, 288, 337, 386, 579, 674, 772, 1011, 1158, 1348, 1544, 1737, 2022, 2316, 2696, 3033, 3088, 3474, 4044, 4632, 5392, 6066, 6176, 6948, 8088, 9264, 10784, 12132, 13896, 16176, 18528, 24264, 27792, 32352, 48528, 55584, 65041, 97056, 130082, 195123, 260164, 390246, 520328, 585369, 780492, 1040656, 1170738, 1560984, 2081312, 2341476, 3121968, 4682952, 6243936, 9365904, 18731808]

約数ペア:

[(1, 18731808), (2, 9365904), (3, 6243936), (4, 4682952), (6, 3121968), (8, 2341476), (9, 2081312), (12, 1560984), (16, 1170738), (18, 1040656), (24, 780492), (32, 585369), (36, 520328), (48, 390246), (72, 260164), (96, 195123), (144, 130082), (193, 97056), (288, 65041), (337, 55584), (386, 48528), (579, 32352), (674, 27792), (772, 24264), (1011, 18528), (1158, 16176), (1348, 13896), (1544, 12132), (1737, 10784), (2022, 9264), (2316, 8088), (2696, 6948), (3033, 6176), (3088, 6066), (3474, 5392), (4044, 4632)]