19123968

素因数分解:

$2^8\times 3^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 52350928

約数和(自身を除く): 33226960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 256, 296, 384, 444, 592, 673, 768, 888, 1184, 1346, 1776, 2019, 2368, 2692, 3552, 4038, 4736, 5384, 7104, 8076, 9472, 10768, 14208, 16152, 21536, 24901, 28416, 32304, 43072, 49802, 64608, 74703, 86144, 99604, 129216, 149406, 172288, 199208, 258432, 298812, 398416, 516864, 597624, 796832, 1195248, 1593664, 2390496, 3187328, 4780992, 6374656, 9561984, 19123968]

約数ペア:

[(1, 19123968), (2, 9561984), (3, 6374656), (4, 4780992), (6, 3187328), (8, 2390496), (12, 1593664), (16, 1195248), (24, 796832), (32, 597624), (37, 516864), (48, 398416), (64, 298812), (74, 258432), (96, 199208), (111, 172288), (128, 149406), (148, 129216), (192, 99604), (222, 86144), (256, 74703), (296, 64608), (384, 49802), (444, 43072), (592, 32304), (673, 28416), (768, 24901), (888, 21536), (1184, 16152), (1346, 14208), (1776, 10768), (2019, 9472), (2368, 8076), (2692, 7104), (3552, 5384), (4038, 4736)]