18157412

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{601}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 39645312

約数和(自身を除く): 21487900

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 83, 91, 166, 182, 332, 364, 581, 601, 1079, 1162, 1202, 2158, 2324, 2404, 4207, 4316, 7553, 7813, 8414, 15106, 15626, 16828, 30212, 31252, 49883, 54691, 99766, 109382, 199532, 218764, 349181, 648479, 698362, 1296958, 1396724, 2593916, 4539353, 9078706, 18157412]

約数ペア:

[(1, 18157412), (2, 9078706), (4, 4539353), (7, 2593916), (13, 1396724), (14, 1296958), (26, 698362), (28, 648479), (52, 349181), (83, 218764), (91, 199532), (166, 109382), (182, 99766), (332, 54691), (364, 49883), (581, 31252), (601, 30212), (1079, 16828), (1162, 15626), (1202, 15106), (2158, 8414), (2324, 7813), (2404, 7553), (4207, 4316)]