38977952

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2179}}^1$

素因数の和:2245

約数の個数: 48

約数和(自身を含む): 84601440

約数和(自身を除く): 45623488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2179, 2236, 4358, 4472, 8716, 8944, 17432, 17888, 28327, 34864, 56654, 69728, 93697, 113308, 187394, 226616, 374788, 453232, 749576, 906464, 1218061, 1499152, 2436122, 2998304, 4872244, 9744488, 19488976, 38977952]

約数ペア:

[(1, 38977952), (2, 19488976), (4, 9744488), (8, 4872244), (13, 2998304), (16, 2436122), (26, 1499152), (32, 1218061), (43, 906464), (52, 749576), (86, 453232), (104, 374788), (172, 226616), (208, 187394), (344, 113308), (416, 93697), (559, 69728), (688, 56654), (1118, 34864), (1376, 28327), (2179, 17888), (2236, 17432), (4358, 8944), (4472, 8716)]