19747872

素因数分解:

$2^5\times 3^2\times {\mathrm{191}}^1\times {\mathrm{359}}^1$

素因数の和:566

約数の個数: 72

約数和(自身を含む): 56609280

約数和(自身を除く): 36861408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 191, 288, 359, 382, 573, 718, 764, 1077, 1146, 1436, 1528, 1719, 2154, 2292, 2872, 3056, 3231, 3438, 4308, 4584, 5744, 6112, 6462, 6876, 8616, 9168, 11488, 12924, 13752, 17232, 18336, 25848, 27504, 34464, 51696, 55008, 68569, 103392, 137138, 205707, 274276, 411414, 548552, 617121, 822828, 1097104, 1234242, 1645656, 2194208, 2468484, 3291312, 4936968, 6582624, 9873936, 19747872]

約数ペア:

[(1, 19747872), (2, 9873936), (3, 6582624), (4, 4936968), (6, 3291312), (8, 2468484), (9, 2194208), (12, 1645656), (16, 1234242), (18, 1097104), (24, 822828), (32, 617121), (36, 548552), (48, 411414), (72, 274276), (96, 205707), (144, 137138), (191, 103392), (288, 68569), (359, 55008), (382, 51696), (573, 34464), (718, 27504), (764, 25848), (1077, 18336), (1146, 17232), (1436, 13752), (1528, 12924), (1719, 11488), (2154, 9168), (2292, 8616), (2872, 6876), (3056, 6462), (3231, 6112), (3438, 5744), (4308, 4584)]