19603688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{809}}^1$

素因数の和:1061

約数の個数: 32

約数和(自身を含む): 39803400

約数和(自身を除く): 20199712

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 233, 466, 809, 932, 1618, 1864, 3029, 3236, 6058, 6472, 10517, 12116, 21034, 24232, 42068, 84136, 188497, 376994, 753988, 1507976, 2450461, 4900922, 9801844, 19603688]

約数ペア:

[(1, 19603688), (2, 9801844), (4, 4900922), (8, 2450461), (13, 1507976), (26, 753988), (52, 376994), (104, 188497), (233, 84136), (466, 42068), (809, 24232), (932, 21034), (1618, 12116), (1864, 10517), (3029, 6472), (3236, 6058)]