20549914

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1733}}^1$

素因数の和:1771

約数の個数: 36

約数和(自身を含む): 39436362

約数和(自身を除く): 18886448

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 242, 539, 847, 1078, 1694, 1733, 3466, 5929, 11858, 12131, 19063, 24262, 38126, 84917, 133441, 169834, 209693, 266882, 419386, 934087, 1467851, 1868174, 2935702, 10274957, 20549914]

約数ペア:

[(1, 20549914), (2, 10274957), (7, 2935702), (11, 1868174), (14, 1467851), (22, 934087), (49, 419386), (77, 266882), (98, 209693), (121, 169834), (154, 133441), (242, 84917), (539, 38126), (847, 24262), (1078, 19063), (1694, 12131), (1733, 11858), (3466, 5929)]