20984698

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2383}}^1$

素因数の和:2446

約数の個数: 32

約数和(自身を含む): 39135744

約数和(自身を除く): 18151046

約数列:

[1, 2, 7, 14, 17, 34, 37, 74, 119, 238, 259, 518, 629, 1258, 2383, 4403, 4766, 8806, 16681, 33362, 40511, 81022, 88171, 176342, 283577, 567154, 617197, 1234394, 1498907, 2997814, 10492349, 20984698]

約数ペア:

[(1, 20984698), (2, 10492349), (7, 2997814), (14, 1498907), (17, 1234394), (34, 617197), (37, 567154), (74, 283577), (119, 176342), (238, 88171), (259, 81022), (518, 40511), (629, 33362), (1258, 16681), (2383, 8806), (4403, 4766)]