19003399984

素因数分解:

$2^4\times {\mathrm{2207}}^1\times {\mathrm{538157}}^1$

素因数の和:540372

約数の個数: 20

約数和(自身を含む): 36835838784

約数和(自身を除く): 17832438800

約数列:

[1, 2, 4, 8, 16, 2207, 4414, 8828, 17656, 35312, 538157, 1076314, 2152628, 4305256, 8610512, 1187712499, 2375424998, 4750849996, 9501699992, 19003399984]

約数ペア:

[(1, 19003399984), (2, 9501699992), (4, 4750849996), (8, 2375424998), (16, 1187712499), (2207, 8610512), (4414, 4305256), (8828, 2152628), (17656, 1076314), (35312, 538157)]