19506162

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 44706816

約数和(自身を除く): 25200654

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 83, 131, 138, 166, 249, 262, 299, 393, 498, 598, 786, 897, 1079, 1703, 1794, 1909, 2158, 3013, 3237, 3406, 3818, 5109, 5727, 6026, 6474, 9039, 10218, 10873, 11454, 18078, 21746, 24817, 32619, 39169, 49634, 65238, 74451, 78338, 117507, 141349, 148902, 235014, 250079, 282698, 424047, 500158, 750237, 848094, 1500474, 3251027, 6502054, 9753081, 19506162]

約数ペア:

[(1, 19506162), (2, 9753081), (3, 6502054), (6, 3251027), (13, 1500474), (23, 848094), (26, 750237), (39, 500158), (46, 424047), (69, 282698), (78, 250079), (83, 235014), (131, 148902), (138, 141349), (166, 117507), (249, 78338), (262, 74451), (299, 65238), (393, 49634), (498, 39169), (598, 32619), (786, 24817), (897, 21746), (1079, 18078), (1703, 11454), (1794, 10873), (1909, 10218), (2158, 9039), (3013, 6474), (3237, 6026), (3406, 5727), (3818, 5109)]