18254656

素因数分解:

$2^6\times 7^2\times {\mathrm{5821}}^1$

素因数の和:5847

約数の個数: 42

約数和(自身を含む): 42145458

約数和(自身を除く): 23890802

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 5821, 11642, 23284, 40747, 46568, 81494, 93136, 162988, 186272, 285229, 325976, 372544, 570458, 651952, 1140916, 1303904, 2281832, 2607808, 4563664, 9127328, 18254656]

約数ペア:

[(1, 18254656), (2, 9127328), (4, 4563664), (7, 2607808), (8, 2281832), (14, 1303904), (16, 1140916), (28, 651952), (32, 570458), (49, 372544), (56, 325976), (64, 285229), (98, 186272), (112, 162988), (196, 93136), (224, 81494), (392, 46568), (448, 40747), (784, 23284), (1568, 11642), (3136, 5821)]