19849612

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1889}}^1$

素因数の和:2001

約数の個数: 24

約数和(自身を含む): 36197280

約数和(自身を除く): 16347668

約数列:

[1, 2, 4, 37, 71, 74, 142, 148, 284, 1889, 2627, 3778, 5254, 7556, 10508, 69893, 134119, 139786, 268238, 279572, 536476, 4962403, 9924806, 19849612]

約数ペア:

[(1, 19849612), (2, 9924806), (4, 4962403), (37, 536476), (71, 279572), (74, 268238), (142, 139786), (148, 134119), (284, 69893), (1889, 10508), (2627, 7556), (3778, 5254)]