18509316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1231}}^1$

素因数の和:1424

約数の個数: 48

約数和(自身を含む): 49674240

約数和(自身を除く): 31164924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 179, 358, 537, 716, 1074, 1231, 1253, 2148, 2462, 2506, 3693, 3759, 4924, 5012, 7386, 7518, 8617, 14772, 15036, 17234, 25851, 34468, 51702, 103404, 220349, 440698, 661047, 881396, 1322094, 1542443, 2644188, 3084886, 4627329, 6169772, 9254658, 18509316]

約数ペア:

[(1, 18509316), (2, 9254658), (3, 6169772), (4, 4627329), (6, 3084886), (7, 2644188), (12, 1542443), (14, 1322094), (21, 881396), (28, 661047), (42, 440698), (84, 220349), (179, 103404), (358, 51702), (537, 34468), (716, 25851), (1074, 17234), (1231, 15036), (1253, 14772), (2148, 8617), (2462, 7518), (2506, 7386), (3693, 5012), (3759, 4924)]