20153456464

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{66797}}^1$

素因数の和:67087

約数の個数: 40

約数和(自身を含む): 39633925320

約数和(自身を除く): 19480468856

約数列:

[1, 2, 4, 8, 16, 109, 173, 218, 346, 436, 692, 872, 1384, 1744, 2768, 18857, 37714, 66797, 75428, 133594, 150856, 267188, 301712, 534376, 1068752, 7280873, 11555881, 14561746, 23111762, 29123492, 46223524, 58246984, 92447048, 116493968, 184894096, 1259591029, 2519182058, 5038364116, 10076728232, 20153456464]

約数ペア:

[(1, 20153456464), (2, 10076728232), (4, 5038364116), (8, 2519182058), (16, 1259591029), (109, 184894096), (173, 116493968), (218, 92447048), (346, 58246984), (436, 46223524), (692, 29123492), (872, 23111762), (1384, 14561746), (1744, 11555881), (2768, 7280873), (18857, 1068752), (37714, 534376), (66797, 301712), (75428, 267188), (133594, 150856)]