20195233628

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{69931}}^1$

素因数の和:70074

約数の個数: 48

約数和(自身を含む): 38253363456

約数和(自身を除く): 18058129828

約数列:

[1, 2, 4, 23, 43, 46, 73, 86, 92, 146, 172, 292, 989, 1679, 1978, 3139, 3358, 3956, 6278, 6716, 12556, 69931, 72197, 139862, 144394, 279724, 288788, 1608413, 3007033, 3216826, 5104963, 6014066, 6433652, 10209926, 12028132, 20419852, 69161759, 117414149, 138323518, 219513409, 234828298, 276647036, 439026818, 469656596, 878053636, 5048808407, 10097616814, 20195233628]

約数ペア:

[(1, 20195233628), (2, 10097616814), (4, 5048808407), (23, 878053636), (43, 469656596), (46, 439026818), (73, 276647036), (86, 234828298), (92, 219513409), (146, 138323518), (172, 117414149), (292, 69161759), (989, 20419852), (1679, 12028132), (1978, 10209926), (3139, 6433652), (3358, 6014066), (3956, 5104963), (6278, 3216826), (6716, 3007033), (12556, 1608413), (69931, 288788), (72197, 279724), (139862, 144394)]