20171192855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{24419}}^1$

素因数の和:25111

約数の個数: 32

約数和(自身を含む): 27597335040

約数和(自身を除く): 7426142185

約数列:

[1, 5, 11, 23, 55, 115, 253, 653, 1265, 3265, 7183, 15019, 24419, 35915, 75095, 122095, 165209, 268609, 561637, 826045, 1343045, 2808185, 6178007, 15945607, 30890035, 79728035, 175401677, 366748961, 877008385, 1833744805, 4034238571, 20171192855]

約数ペア:

[(1, 20171192855), (5, 4034238571), (11, 1833744805), (23, 877008385), (55, 366748961), (115, 175401677), (253, 79728035), (653, 30890035), (1265, 15945607), (3265, 6178007), (7183, 2808185), (15019, 1343045), (24419, 826045), (35915, 561637), (75095, 268609), (122095, 165209)]