20573048918

素因数分解:

$2^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1\times {\mathrm{367}}^1\times {\mathrm{571}}^1$

素因数の和:1388

約数の個数: 32

約数和(自身を含む): 31281389568

約数和(自身を除く): 10708340650

約数列:

[1, 2, 191, 257, 367, 382, 514, 571, 734, 1142, 49087, 70097, 94319, 98174, 109061, 140194, 146747, 188638, 209557, 218122, 293494, 419114, 18014929, 28028677, 36029858, 40025387, 53856149, 56057354, 80050774, 107712298, 10286524459, 20573048918]

約数ペア:

[(1, 20573048918), (2, 10286524459), (191, 107712298), (257, 80050774), (367, 56057354), (382, 53856149), (514, 40025387), (571, 36029858), (734, 28028677), (1142, 18014929), (49087, 419114), (70097, 293494), (94319, 218122), (98174, 209557), (109061, 188638), (140194, 146747)]