19837317

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 29393280

約数和(自身を除く): 9555963

約数列:

[1, 3, 17, 41, 51, 53, 123, 159, 179, 537, 697, 901, 2091, 2173, 2703, 3043, 6519, 7339, 9129, 9487, 22017, 28461, 36941, 110823, 124763, 161279, 374289, 388967, 483837, 1166901, 6612439, 19837317]

約数ペア:

[(1, 19837317), (3, 6612439), (17, 1166901), (41, 483837), (51, 388967), (53, 374289), (123, 161279), (159, 124763), (179, 110823), (537, 36941), (697, 28461), (901, 22017), (2091, 9487), (2173, 9129), (2703, 7339), (3043, 6519)]