19237260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 62157312

約数和(自身を除く): 42920052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 163, 210, 281, 326, 420, 489, 562, 652, 815, 843, 978, 1124, 1141, 1405, 1630, 1686, 1956, 1967, 2282, 2445, 2810, 3260, 3372, 3423, 3934, 4215, 4564, 4890, 5620, 5705, 5901, 6846, 7868, 8430, 9780, 9835, 11410, 11802, 13692, 16860, 17115, 19670, 22820, 23604, 29505, 34230, 39340, 45803, 59010, 68460, 91606, 118020, 137409, 183212, 229015, 274818, 320621, 458030, 549636, 641242, 687045, 916060, 961863, 1282484, 1374090, 1603105, 1923726, 2748180, 3206210, 3847452, 4809315, 6412420, 9618630, 19237260]

約数ペア:

[(1, 19237260), (2, 9618630), (3, 6412420), (4, 4809315), (5, 3847452), (6, 3206210), (7, 2748180), (10, 1923726), (12, 1603105), (14, 1374090), (15, 1282484), (20, 961863), (21, 916060), (28, 687045), (30, 641242), (35, 549636), (42, 458030), (60, 320621), (70, 274818), (84, 229015), (105, 183212), (140, 137409), (163, 118020), (210, 91606), (281, 68460), (326, 59010), (420, 45803), (489, 39340), (562, 34230), (652, 29505), (815, 23604), (843, 22820), (978, 19670), (1124, 17115), (1141, 16860), (1405, 13692), (1630, 11802), (1686, 11410), (1956, 9835), (1967, 9780), (2282, 8430), (2445, 7868), (2810, 6846), (3260, 5901), (3372, 5705), (3423, 5620), (3934, 4890), (4215, 4564)]