397376464

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{370687}}^1$

素因数の和:370762

約数の個数: 20

約数和(自身を含む): 781410304

約数和(自身を除く): 384033840

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 370687, 741374, 1482748, 2965496, 5930992, 24836029, 49672058, 99344116, 198688232, 397376464]

約数ペア:

[(1, 397376464), (2, 198688232), (4, 99344116), (8, 49672058), (16, 24836029), (67, 5930992), (134, 2965496), (268, 1482748), (536, 741374), (1072, 370687)]