19844763

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 28764672

約数和(自身を除く): 8919909

約数列:

[1, 3, 17, 47, 51, 141, 289, 487, 799, 867, 1461, 2397, 8279, 13583, 22889, 24837, 40749, 68667, 140743, 389113, 422229, 1167339, 6614921, 19844763]

約数ペア:

[(1, 19844763), (3, 6614921), (17, 1167339), (47, 422229), (51, 389113), (141, 140743), (289, 68667), (487, 40749), (799, 24837), (867, 22889), (1461, 13583), (2397, 8279)]