636041008

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{503197}}^1$

素因数の和:503284

約数の個数: 20

約数和(自身を含む): 1247931040

約数和(自身を除く): 611890032

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 503197, 1006394, 2012788, 4025576, 8051152, 39752563, 79505126, 159010252, 318020504, 636041008]

約数ペア:

[(1, 636041008), (2, 318020504), (4, 159010252), (8, 79505126), (16, 39752563), (79, 8051152), (158, 4025576), (316, 2012788), (632, 1006394), (1264, 503197)]