19656144

素因数分解:

$2^4\times 3^2\times {\mathrm{136501}}^1$

素因数の和:136515

約数の個数: 30

約数和(自身を含む): 55010306

約数和(自身を除く): 35354162

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 136501, 273002, 409503, 546004, 819006, 1092008, 1228509, 1638012, 2184016, 2457018, 3276024, 4914036, 6552048, 9828072, 19656144]

約数ペア:

[(1, 19656144), (2, 9828072), (3, 6552048), (4, 4914036), (6, 3276024), (8, 2457018), (9, 2184016), (12, 1638012), (16, 1228509), (18, 1092008), (24, 819006), (36, 546004), (48, 409503), (72, 273002), (144, 136501)]