18513942

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{307}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 40877760

約数和(自身を除く): 22363818

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 307, 437, 529, 614, 874, 921, 1058, 1311, 1587, 1842, 2622, 3174, 5833, 7061, 10051, 11666, 14122, 17499, 20102, 21183, 30153, 34998, 42366, 60306, 134159, 162403, 268318, 324806, 402477, 487209, 804954, 974418, 3085657, 6171314, 9256971, 18513942]

約数ペア:

[(1, 18513942), (2, 9256971), (3, 6171314), (6, 3085657), (19, 974418), (23, 804954), (38, 487209), (46, 402477), (57, 324806), (69, 268318), (114, 162403), (138, 134159), (307, 60306), (437, 42366), (529, 34998), (614, 30153), (874, 21183), (921, 20102), (1058, 17499), (1311, 14122), (1587, 11666), (1842, 10051), (2622, 7061), (3174, 5833)]