19297184

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 40134528

約数和(自身を除く): 20837344

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 157, 167, 184, 314, 334, 368, 628, 668, 736, 1256, 1336, 2512, 2672, 3611, 3841, 5024, 5344, 7222, 7682, 14444, 15364, 26219, 28888, 30728, 52438, 57776, 61456, 104876, 115552, 122912, 209752, 419504, 603037, 839008, 1206074, 2412148, 4824296, 9648592, 19297184]

約数ペア:

[(1, 19297184), (2, 9648592), (4, 4824296), (8, 2412148), (16, 1206074), (23, 839008), (32, 603037), (46, 419504), (92, 209752), (157, 122912), (167, 115552), (184, 104876), (314, 61456), (334, 57776), (368, 52438), (628, 30728), (668, 28888), (736, 26219), (1256, 15364), (1336, 14444), (2512, 7682), (2672, 7222), (3611, 5344), (3841, 5024)]