18454005

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 33696000

約数和(自身を除く): 15241995

約数列:

[1, 3, 5, 9, 15, 29, 45, 79, 87, 145, 179, 237, 261, 395, 435, 537, 711, 895, 1185, 1305, 1611, 2291, 2685, 3555, 5191, 6873, 8055, 11455, 14141, 15573, 20619, 25955, 34365, 42423, 46719, 70705, 77865, 103095, 127269, 212115, 233595, 410089, 636345, 1230267, 2050445, 3690801, 6151335, 18454005]

約数ペア:

[(1, 18454005), (3, 6151335), (5, 3690801), (9, 2050445), (15, 1230267), (29, 636345), (45, 410089), (79, 233595), (87, 212115), (145, 127269), (179, 103095), (237, 77865), (261, 70705), (395, 46719), (435, 42423), (537, 34365), (711, 25955), (895, 20619), (1185, 15573), (1305, 14141), (1611, 11455), (2291, 8055), (2685, 6873), (3555, 5191)]