19591832

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 40823640

約数和(自身を除く): 21231808

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 169, 172, 337, 338, 344, 559, 674, 676, 1118, 1348, 1352, 2236, 2696, 4381, 4472, 7267, 8762, 14491, 14534, 17524, 28982, 29068, 35048, 56953, 57964, 58136, 113906, 115928, 188383, 227812, 376766, 455624, 753532, 1507064, 2448979, 4897958, 9795916, 19591832]

約数ペア:

[(1, 19591832), (2, 9795916), (4, 4897958), (8, 2448979), (13, 1507064), (26, 753532), (43, 455624), (52, 376766), (86, 227812), (104, 188383), (169, 115928), (172, 113906), (337, 58136), (338, 57964), (344, 56953), (559, 35048), (674, 29068), (676, 28982), (1118, 17524), (1348, 14534), (1352, 14491), (2236, 8762), (2696, 7267), (4381, 4472)]