20131772

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{907}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 36610560

約数和(自身を除く): 16478788

約数列:

[1, 2, 4, 31, 62, 124, 179, 358, 716, 907, 1814, 3628, 5549, 11098, 22196, 28117, 56234, 112468, 162353, 324706, 649412, 5032943, 10065886, 20131772]

約数ペア:

[(1, 20131772), (2, 10065886), (4, 5032943), (31, 649412), (62, 324706), (124, 162353), (179, 112468), (358, 56234), (716, 28117), (907, 22196), (1814, 11098), (3628, 5549)]