81738452

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{2207}}^1$

素因数の和:2455

約数の個数: 24

約数和(自身を含む): 146893824

約数和(自身を除く): 65155372

約数列:

[1, 2, 4, 47, 94, 188, 197, 394, 788, 2207, 4414, 8828, 9259, 18518, 37036, 103729, 207458, 414916, 434779, 869558, 1739116, 20434613, 40869226, 81738452]

約数ペア:

[(1, 81738452), (2, 40869226), (4, 20434613), (47, 1739116), (94, 869558), (188, 434779), (197, 414916), (394, 207458), (788, 103729), (2207, 37036), (4414, 18518), (8828, 9259)]