20149661464

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{1609}}^1\times {\mathrm{6091}}^1$

素因数の和:7963

約数の個数: 32

約数和(自身を含む): 37957424400

約数和(自身を除く): 17807762936

約数列:

[1, 2, 4, 8, 257, 514, 1028, 1609, 2056, 3218, 6091, 6436, 12182, 12872, 24364, 48728, 413513, 827026, 1565387, 1654052, 3130774, 3308104, 6261548, 9800419, 12523096, 19600838, 39201676, 78403352, 2518707683, 5037415366, 10074830732, 20149661464]

約数ペア:

[(1, 20149661464), (2, 10074830732), (4, 5037415366), (8, 2518707683), (257, 78403352), (514, 39201676), (1028, 19600838), (1609, 12523096), (2056, 9800419), (3218, 6261548), (6091, 3308104), (6436, 3130774), (12182, 1654052), (12872, 1565387), (24364, 827026), (48728, 413513)]