19539456

素因数分解:

$2^9\times 3^1\times {\mathrm{12721}}^1$

素因数の和:12742

約数の個数: 40

約数和(自身を含む): 52058424

約数和(自身を除く): 32518968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 12721, 25442, 38163, 50884, 76326, 101768, 152652, 203536, 305304, 407072, 610608, 814144, 1221216, 1628288, 2442432, 3256576, 4884864, 6513152, 9769728, 19539456]

約数ペア:

[(1, 19539456), (2, 9769728), (3, 6513152), (4, 4884864), (6, 3256576), (8, 2442432), (12, 1628288), (16, 1221216), (24, 814144), (32, 610608), (48, 407072), (64, 305304), (96, 203536), (128, 152652), (192, 101768), (256, 76326), (384, 50884), (512, 38163), (768, 25442), (1536, 12721)]