19470605

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 29472768

約数和(自身を除く): 10002163

約数列:

[1, 5, 7, 11, 35, 55, 77, 103, 385, 491, 515, 721, 1133, 2455, 3437, 3605, 5401, 5665, 7931, 17185, 27005, 37807, 39655, 50573, 189035, 252865, 354011, 556303, 1770055, 2781515, 3894121, 19470605]

約数ペア:

[(1, 19470605), (5, 3894121), (7, 2781515), (11, 1770055), (35, 556303), (55, 354011), (77, 252865), (103, 189035), (385, 50573), (491, 39655), (515, 37807), (721, 27005), (1133, 17185), (2455, 7931), (3437, 5665), (3605, 5401)]