139618384

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{459271}}^1$

素因数の和:459298

約数の個数: 20

約数和(自身を含む): 284748640

約数和(自身を除く): 145130256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 459271, 918542, 1837084, 3674168, 7348336, 8726149, 17452298, 34904596, 69809192, 139618384]

約数ペア:

[(1, 139618384), (2, 69809192), (4, 34904596), (8, 17452298), (16, 8726149), (19, 7348336), (38, 3674168), (76, 1837084), (152, 918542), (304, 459271)]