821322032

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{307381}}^1$

素因数の和:307556

約数の個数: 20

約数和(自身を含む): 1600845456

約数和(自身を除く): 779523424

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 307381, 614762, 1229524, 2459048, 4918096, 51332627, 102665254, 205330508, 410661016, 821322032]

約数ペア:

[(1, 821322032), (2, 410661016), (4, 205330508), (8, 102665254), (16, 51332627), (167, 4918096), (334, 2459048), (668, 1229524), (1336, 614762), (2672, 307381)]