19749184

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3391}}^1$

素因数の和:3423

約数の個数: 56

約数和(自身を含む): 48247808

約数和(自身を除く): 28498624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 3391, 5824, 6782, 13564, 23737, 27128, 44083, 47474, 54256, 88166, 94948, 108512, 176332, 189896, 217024, 308581, 352664, 379792, 617162, 705328, 759584, 1234324, 1410656, 1519168, 2468648, 2821312, 4937296, 9874592, 19749184]

約数ペア:

[(1, 19749184), (2, 9874592), (4, 4937296), (7, 2821312), (8, 2468648), (13, 1519168), (14, 1410656), (16, 1234324), (26, 759584), (28, 705328), (32, 617162), (52, 379792), (56, 352664), (64, 308581), (91, 217024), (104, 189896), (112, 176332), (182, 108512), (208, 94948), (224, 88166), (364, 54256), (416, 47474), (448, 44083), (728, 27128), (832, 23737), (1456, 13564), (2912, 6782), (3391, 5824)]