18383716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 38102400

約数和(自身を除く): 19718684

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 76, 92, 247, 299, 437, 494, 598, 809, 874, 988, 1196, 1618, 1748, 3236, 5681, 10517, 11362, 15371, 18607, 21034, 22724, 30742, 37214, 42068, 61484, 74428, 199823, 241891, 353533, 399646, 483782, 707066, 799292, 967564, 1414132, 4595929, 9191858, 18383716]

約数ペア:

[(1, 18383716), (2, 9191858), (4, 4595929), (13, 1414132), (19, 967564), (23, 799292), (26, 707066), (38, 483782), (46, 399646), (52, 353533), (76, 241891), (92, 199823), (247, 74428), (299, 61484), (437, 42068), (494, 37214), (598, 30742), (809, 22724), (874, 21034), (988, 18607), (1196, 15371), (1618, 11362), (1748, 10517), (3236, 5681)]