16720844

素因数分解:

$2^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1601}}^1$

素因数の和:1985

約数の個数: 24

約数和(自身を含む): 33552288

約数和(自身を除く): 16831444

約数列:

[1, 2, 4, 7, 14, 28, 373, 746, 1492, 1601, 2611, 3202, 5222, 6404, 10444, 11207, 22414, 44828, 597173, 1194346, 2388692, 4180211, 8360422, 16720844]

約数ペア:

[(1, 16720844), (2, 8360422), (4, 4180211), (7, 2388692), (14, 1194346), (28, 597173), (373, 44828), (746, 22414), (1492, 11207), (1601, 10444), (2611, 6404), (3202, 5222)]