19469984

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1093

約数の個数: 48

約数和(自身を含む): 41690880

約数和(自身を除く): 22220896

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1033, 1178, 2066, 2356, 4132, 4712, 8264, 9424, 16528, 18848, 19627, 32023, 33056, 39254, 64046, 78508, 128092, 157016, 256184, 314032, 512368, 608437, 628064, 1024736, 1216874, 2433748, 4867496, 9734992, 19469984]

約数ペア:

[(1, 19469984), (2, 9734992), (4, 4867496), (8, 2433748), (16, 1216874), (19, 1024736), (31, 628064), (32, 608437), (38, 512368), (62, 314032), (76, 256184), (124, 157016), (152, 128092), (248, 78508), (304, 64046), (496, 39254), (589, 33056), (608, 32023), (992, 19627), (1033, 18848), (1178, 16528), (2066, 9424), (2356, 8264), (4132, 4712)]