19426316

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 42411264

約数和(自身を除く): 22984948

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 83, 91, 166, 182, 332, 364, 581, 643, 1079, 1162, 1286, 2158, 2324, 2572, 4316, 4501, 7553, 8359, 9002, 15106, 16718, 18004, 30212, 33436, 53369, 58513, 106738, 117026, 213476, 234052, 373583, 693797, 747166, 1387594, 1494332, 2775188, 4856579, 9713158, 19426316]

約数ペア:

[(1, 19426316), (2, 9713158), (4, 4856579), (7, 2775188), (13, 1494332), (14, 1387594), (26, 747166), (28, 693797), (52, 373583), (83, 234052), (91, 213476), (166, 117026), (182, 106738), (332, 58513), (364, 53369), (581, 33436), (643, 30212), (1079, 18004), (1162, 16718), (1286, 15106), (2158, 9002), (2324, 8359), (2572, 7553), (4316, 4501)]