1640388944

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{3535321}}^1$

素因数の和:3535358

約数の個数: 20

約数和(自身を含む): 3287849460

約数和(自身を除く): 1647460516

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 3535321, 7070642, 14141284, 28282568, 56565136, 102524309, 205048618, 410097236, 820194472, 1640388944]

約数ペア:

[(1, 1640388944), (2, 820194472), (4, 410097236), (8, 205048618), (16, 102524309), (29, 56565136), (58, 28282568), (116, 14141284), (232, 7070642), (464, 3535321)]