18865367046

素因数分解:

$2^1\times 3^4\times {\mathrm{647}}^1\times {\mathrm{179989}}^1$

素因数の和:180650

約数の個数: 40

約数和(自身を含む): 42337967760

約数和(自身を除く): 23472600714

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 647, 1294, 1941, 3882, 5823, 11646, 17469, 34938, 52407, 104814, 179989, 359978, 539967, 1079934, 1619901, 3239802, 4859703, 9719406, 14579109, 29158218, 116452883, 232905766, 349358649, 698717298, 1048075947, 2096151894, 3144227841, 6288455682, 9432683523, 18865367046]

約数ペア:

[(1, 18865367046), (2, 9432683523), (3, 6288455682), (6, 3144227841), (9, 2096151894), (18, 1048075947), (27, 698717298), (54, 349358649), (81, 232905766), (162, 116452883), (647, 29158218), (1294, 14579109), (1941, 9719406), (3882, 4859703), (5823, 3239802), (11646, 1619901), (17469, 1079934), (34938, 539967), (52407, 359978), (104814, 179989)]