2018100501

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{1543}}^1$

素因数の和:1863

約数の個数: 40

約数和(自身を含む): 3074375744

約数和(自身を除く): 1056275243

約数列:

[1, 3, 9, 27, 67, 81, 201, 241, 603, 723, 1543, 1809, 2169, 4629, 5427, 6507, 13887, 16147, 19521, 41661, 48441, 103381, 124983, 145323, 310143, 371863, 435969, 930429, 1115589, 1307907, 2791287, 3346767, 8373861, 10040301, 24914821, 30120903, 74744463, 224233389, 672700167, 2018100501]

約数ペア:

[(1, 2018100501), (3, 672700167), (9, 224233389), (27, 74744463), (67, 30120903), (81, 24914821), (201, 10040301), (241, 8373861), (603, 3346767), (723, 2791287), (1543, 1307907), (1809, 1115589), (2169, 930429), (4629, 435969), (5427, 371863), (6507, 310143), (13887, 145323), (16147, 124983), (19521, 103381), (41661, 48441)]