18928144

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20051}}^1$

素因数の和:20118

約数の個数: 20

約数和(自身を含む): 37296720

約数和(自身を除く): 18368576

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20051, 40102, 80204, 160408, 320816, 1183009, 2366018, 4732036, 9464072, 18928144]

約数ペア:

[(1, 18928144), (2, 9464072), (4, 4732036), (8, 2366018), (16, 1183009), (59, 320816), (118, 160408), (236, 80204), (472, 40102), (944, 20051)]