20161689899

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1\times {\mathrm{1399}}^1$

素因数の和:1899

約数の個数: 32

約数和(自身を含む): 22891545600

約数和(自身を除く): 2729855701

約数列:

[1, 13, 23, 157, 299, 307, 1399, 2041, 3611, 3991, 7061, 18187, 32177, 46943, 48199, 91793, 219643, 418301, 429493, 626587, 1108577, 2855359, 5051789, 5583409, 9878339, 14411501, 65673257, 67430401, 128418407, 876595213, 1550899223, 20161689899]

約数ペア:

[(1, 20161689899), (13, 1550899223), (23, 876595213), (157, 128418407), (299, 67430401), (307, 65673257), (1399, 14411501), (2041, 9878339), (3611, 5583409), (3991, 5051789), (7061, 2855359), (18187, 1108577), (32177, 626587), (46943, 429493), (48199, 418301), (91793, 219643)]