20755982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 35622720

約数和(自身を除く): 14866738

約数列:

[1, 2, 13, 23, 26, 46, 61, 122, 299, 569, 598, 793, 1138, 1403, 1586, 2806, 7397, 13087, 14794, 18239, 26174, 34709, 36478, 69418, 170131, 340262, 451217, 798307, 902434, 1596614, 10377991, 20755982]

約数ペア:

[(1, 20755982), (2, 10377991), (13, 1596614), (23, 902434), (26, 798307), (46, 451217), (61, 340262), (122, 170131), (299, 69418), (569, 36478), (598, 34709), (793, 26174), (1138, 18239), (1403, 14794), (1586, 13087), (2806, 7397)]