18186861

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{601}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 30514176

約数和(自身を除く): 12327315

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 601, 917, 1441, 1803, 2751, 4207, 4323, 6611, 10087, 12621, 19833, 30261, 46277, 78731, 138831, 236193, 551117, 866041, 1653351, 2598123, 6062287, 18186861]

約数ペア:

[(1, 18186861), (3, 6062287), (7, 2598123), (11, 1653351), (21, 866041), (33, 551117), (77, 236193), (131, 138831), (231, 78731), (393, 46277), (601, 30261), (917, 19833), (1441, 12621), (1803, 10087), (2751, 6611), (4207, 4323)]