19842368

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3407}}^1$

素因数の和:3439

約数の個数: 56

約数和(自身を含む): 48475392

約数和(自身を除く): 28633024

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, 3407, 5824, 6814, 13628, 23849, 27256, 44291, 47698, 54512, 88582, 95396, 109024, 177164, 190792, 218048, 310037, 354328, 381584, 620074, 708656, 763168, 1240148, 1417312, 1526336, 2480296, 2834624, 4960592, 9921184, 19842368]

約数ペア:

[(1, 19842368), (2, 9921184), (4, 4960592), (7, 2834624), (8, 2480296), (13, 1526336), (14, 1417312), (16, 1240148), (26, 763168), (28, 708656), (32, 620074), (52, 381584), (56, 354328), (64, 310037), (91, 218048), (104, 190792), (112, 177164), (182, 109024), (208, 95396), (224, 88582), (364, 54512), (416, 47698), (448, 44291), (728, 27256), (832, 23849), (1456, 13628), (2912, 6814), (3407, 5824)]