18319260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{607}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 51480576

約数和(自身を除く): 33161316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 503, 607, 1006, 1214, 1509, 1821, 2012, 2428, 2515, 3018, 3035, 3642, 5030, 6036, 6070, 7284, 7545, 9105, 10060, 12140, 15090, 18210, 30180, 36420, 305321, 610642, 915963, 1221284, 1526605, 1831926, 3053210, 3663852, 4579815, 6106420, 9159630, 18319260]

約数ペア:

[(1, 18319260), (2, 9159630), (3, 6106420), (4, 4579815), (5, 3663852), (6, 3053210), (10, 1831926), (12, 1526605), (15, 1221284), (20, 915963), (30, 610642), (60, 305321), (503, 36420), (607, 30180), (1006, 18210), (1214, 15090), (1509, 12140), (1821, 10060), (2012, 9105), (2428, 7545), (2515, 7284), (3018, 6070), (3035, 6036), (3642, 5030)]