57481892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20857}}^1$

素因数の和:20927

約数の個数: 24

約数和(自身を含む): 110380536

約数和(自身を除く): 52898644

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 20857, 41714, 83428, 271141, 542282, 1084564, 1105421, 2210842, 4421684, 14370473, 28740946, 57481892]

約数ペア:

[(1, 57481892), (2, 28740946), (4, 14370473), (13, 4421684), (26, 2210842), (52, 1105421), (53, 1084564), (106, 542282), (212, 271141), (689, 83428), (1378, 41714), (2756, 20857)]