18402893292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{420503}}^1$

素因数の和:421038

約数の個数: 48

約数和(自身を含む): 49168691712

約数和(自身を除く): 30765798420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 521, 1042, 1563, 2084, 3126, 3647, 6252, 7294, 10941, 14588, 21882, 43764, 420503, 841006, 1261509, 1682012, 2523018, 2943521, 5046036, 5887042, 8830563, 11774084, 17661126, 35322252, 219082063, 438164126, 657246189, 876328252, 1314492378, 1533574441, 2628984756, 3067148882, 4600723323, 6134297764, 9201446646, 18402893292]

約数ペア:

[(1, 18402893292), (2, 9201446646), (3, 6134297764), (4, 4600723323), (6, 3067148882), (7, 2628984756), (12, 1533574441), (14, 1314492378), (21, 876328252), (28, 657246189), (42, 438164126), (84, 219082063), (521, 35322252), (1042, 17661126), (1563, 11774084), (2084, 8830563), (3126, 5887042), (3647, 5046036), (6252, 2943521), (7294, 2523018), (10941, 1682012), (14588, 1261509), (21882, 841006), (43764, 420503)]