19188688

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20327}}^1$

素因数の和:20394

約数の個数: 20

約数和(自身を含む): 37810080

約数和(自身を除く): 18621392

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20327, 40654, 81308, 162616, 325232, 1199293, 2398586, 4797172, 9594344, 19188688]

約数ペア:

[(1, 19188688), (2, 9594344), (4, 4797172), (8, 2398586), (16, 1199293), (59, 325232), (118, 162616), (236, 81308), (472, 40654), (944, 20327)]