19993792

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3433}}^1$

素因数の和:3465

約数の個数: 56

約数和(自身を含む): 48845216

約数和(自身を除く): 28851424

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, 3433, 5824, 6866, 13732, 24031, 27464, 44629, 48062, 54928, 89258, 96124, 109856, 178516, 192248, 219712, 312403, 357032, 384496, 624806, 714064, 768992, 1249612, 1428128, 1537984, 2499224, 2856256, 4998448, 9996896, 19993792]

約数ペア:

[(1, 19993792), (2, 9996896), (4, 4998448), (7, 2856256), (8, 2499224), (13, 1537984), (14, 1428128), (16, 1249612), (26, 768992), (28, 714064), (32, 624806), (52, 384496), (56, 357032), (64, 312403), (91, 219712), (104, 192248), (112, 178516), (182, 109856), (208, 96124), (224, 89258), (364, 54928), (416, 48062), (448, 44629), (728, 27464), (832, 24031), (1456, 13732), (2912, 6866), (3433, 5824)]