20163207632

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1723}}^1\times {\mathrm{17839}}^1$

素因数の和:19611

約数の個数: 40

約数和(自身を含む): 40044520320

約数和(自身を除く): 19881312688

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1723, 3446, 6892, 13784, 17839, 27568, 35678, 70643, 71356, 141286, 142712, 282572, 285424, 565144, 731399, 1130288, 1462798, 2925596, 5851192, 11702384, 30736597, 61473194, 122946388, 245892776, 491785552, 1260200477, 2520400954, 5040801908, 10081603816, 20163207632]

約数ペア:

[(1, 20163207632), (2, 10081603816), (4, 5040801908), (8, 2520400954), (16, 1260200477), (41, 491785552), (82, 245892776), (164, 122946388), (328, 61473194), (656, 30736597), (1723, 11702384), (3446, 5851192), (6892, 2925596), (13784, 1462798), (17839, 1130288), (27568, 731399), (35678, 565144), (70643, 285424), (71356, 282572), (141286, 142712)]