18980491818

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{823}}^1\times {\mathrm{35923}}^1$

素因数の和:36858

約数の個数: 32

約数和(自身を含む): 38363383296

約数和(自身を除く): 19382891478

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 823, 1646, 2469, 4938, 35923, 71846, 88061, 107769, 176122, 215538, 264183, 528366, 3843761, 7687522, 11531283, 23062566, 29564629, 59129258, 88693887, 177387774, 3163415303, 6326830606, 9490245909, 18980491818]

約数ペア:

[(1, 18980491818), (2, 9490245909), (3, 6326830606), (6, 3163415303), (107, 177387774), (214, 88693887), (321, 59129258), (642, 29564629), (823, 23062566), (1646, 11531283), (2469, 7687522), (4938, 3843761), (35923, 528366), (71846, 264183), (88061, 215538), (107769, 176122)]