19194513

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 36

約数和(自身を含む): 29663568

約数和(自身を除く): 10469055

約数列:

[1, 3, 13, 17, 39, 51, 131, 169, 221, 289, 393, 507, 663, 867, 1703, 2227, 2873, 3757, 5109, 6681, 8619, 11271, 22139, 28951, 37859, 48841, 66417, 86853, 113577, 146523, 376363, 492167, 1129089, 1476501, 6398171, 19194513]

約数ペア:

[(1, 19194513), (3, 6398171), (13, 1476501), (17, 1129089), (39, 492167), (51, 376363), (131, 146523), (169, 113577), (221, 86853), (289, 66417), (393, 48841), (507, 37859), (663, 28951), (867, 22139), (1703, 11271), (2227, 8619), (2873, 6681), (3757, 5109)]