20448064

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3511}}^1$

素因数の和:3543

約数の個数: 56

約数和(自身を含む): 49954688

約数和(自身を除く): 29506624

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, 3511, 5824, 7022, 14044, 24577, 28088, 45643, 49154, 56176, 91286, 98308, 112352, 182572, 196616, 224704, 319501, 365144, 393232, 639002, 730288, 786464, 1278004, 1460576, 1572928, 2556008, 2921152, 5112016, 10224032, 20448064]

約数ペア:

[(1, 20448064), (2, 10224032), (4, 5112016), (7, 2921152), (8, 2556008), (13, 1572928), (14, 1460576), (16, 1278004), (26, 786464), (28, 730288), (32, 639002), (52, 393232), (56, 365144), (64, 319501), (91, 224704), (104, 196616), (112, 182572), (182, 112352), (208, 98308), (224, 91286), (364, 56176), (416, 49154), (448, 45643), (728, 28088), (832, 24577), (1456, 14044), (2912, 7022), (3511, 5824)]