40320018

素因数分解:

$2^1\times 3^5\times {\mathrm{82963}}^1$

素因数の和:82980

約数の個数: 24

約数和(自身を含む): 90596688

約数和(自身を除く): 50276670

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 82963, 165926, 248889, 497778, 746667, 1493334, 2240001, 4480002, 6720003, 13440006, 20160009, 40320018]

約数ペア:

[(1, 40320018), (2, 20160009), (3, 13440006), (6, 6720003), (9, 4480002), (18, 2240001), (27, 1493334), (54, 746667), (81, 497778), (162, 248889), (243, 165926), (486, 82963)]