12478768

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:349

約数の個数: 40

約数和(自身を含む): 25190352

約数和(自身を除く): 12711584

約数列:

[1, 2, 4, 8, 16, 37, 74, 107, 148, 197, 214, 296, 394, 428, 592, 788, 856, 1576, 1712, 3152, 3959, 7289, 7918, 14578, 15836, 21079, 29156, 31672, 42158, 58312, 63344, 84316, 116624, 168632, 337264, 779923, 1559846, 3119692, 6239384, 12478768]

約数ペア:

[(1, 12478768), (2, 6239384), (4, 3119692), (8, 1559846), (16, 779923), (37, 337264), (74, 168632), (107, 116624), (148, 84316), (197, 63344), (214, 58312), (296, 42158), (394, 31672), (428, 29156), (592, 21079), (788, 15836), (856, 14578), (1576, 7918), (1712, 7289), (3152, 3959)]