19939708

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{3023}}^1$

素因数の和:3141

約数の個数: 24

約数和(自身を含む): 37340352

約数和(自身を除く): 17400644

約数列:

[1, 2, 4, 17, 34, 68, 97, 194, 388, 1649, 3023, 3298, 6046, 6596, 12092, 51391, 102782, 205564, 293231, 586462, 1172924, 4984927, 9969854, 19939708]

約数ペア:

[(1, 19939708), (2, 9969854), (4, 4984927), (17, 1172924), (34, 586462), (68, 293231), (97, 205564), (194, 102782), (388, 51391), (1649, 12092), (3023, 6596), (3298, 6046)]