18977078

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{239}}^1$

素因数の和:344

約数の個数: 24

約数和(自身を含む): 30391200

約数和(自身を除く): 11414122

約数列:

[1, 2, 29, 37, 58, 74, 239, 478, 1073, 1369, 2146, 2738, 6931, 8843, 13862, 17686, 39701, 79402, 256447, 327191, 512894, 654382, 9488539, 18977078]

約数ペア:

[(1, 18977078), (2, 9488539), (29, 654382), (37, 512894), (58, 327191), (74, 256447), (239, 79402), (478, 39701), (1073, 17686), (1369, 13862), (2146, 8843), (2738, 6931)]