19787982

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{557}}^1$

素因数の和:784

約数の個数: 32

約数和(自身を含む): 41140224

約数和(自身を除く): 21352242

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 191, 382, 557, 573, 1114, 1146, 1671, 3342, 5921, 11842, 17267, 17763, 34534, 35526, 51801, 103602, 106387, 212774, 319161, 638322, 3297997, 6595994, 9893991, 19787982]

約数ペア:

[(1, 19787982), (2, 9893991), (3, 6595994), (6, 3297997), (31, 638322), (62, 319161), (93, 212774), (186, 106387), (191, 103602), (382, 51801), (557, 35526), (573, 34534), (1114, 17763), (1146, 17267), (1671, 11842), (3342, 5921)]