1818018

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 4086720

約数和(自身を除く): 2268702

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 257, 262, 393, 514, 771, 786, 1179, 1542, 2313, 2358, 3537, 4626, 6939, 7074, 13878, 33667, 67334, 101001, 202002, 303003, 606006, 909009, 1818018]

約数ペア:

[(1, 1818018), (2, 909009), (3, 606006), (6, 303003), (9, 202002), (18, 101001), (27, 67334), (54, 33667), (131, 13878), (257, 7074), (262, 6939), (393, 4626), (514, 3537), (771, 2358), (786, 2313), (1179, 1542)]