18936028

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{991}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 35247744

約数和(自身を除く): 16311716

約数列:

[1, 2, 4, 17, 34, 68, 281, 562, 991, 1124, 1982, 3964, 4777, 9554, 16847, 19108, 33694, 67388, 278471, 556942, 1113884, 4734007, 9468014, 18936028]

約数ペア:

[(1, 18936028), (2, 9468014), (4, 4734007), (17, 1113884), (34, 556942), (68, 278471), (281, 67388), (562, 33694), (991, 19108), (1124, 16847), (1982, 9554), (3964, 4777)]