20552896

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3529}}^1$

素因数の和:3561

約数の個数: 56

約数和(自身を含む): 50210720

約数和(自身を除く): 29657824

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, 3529, 5824, 7058, 14116, 24703, 28232, 45877, 49406, 56464, 91754, 98812, 112928, 183508, 197624, 225856, 321139, 367016, 395248, 642278, 734032, 790496, 1284556, 1468064, 1580992, 2569112, 2936128, 5138224, 10276448, 20552896]

約数ペア:

[(1, 20552896), (2, 10276448), (4, 5138224), (7, 2936128), (8, 2569112), (13, 1580992), (14, 1468064), (16, 1284556), (26, 790496), (28, 734032), (32, 642278), (52, 395248), (56, 367016), (64, 321139), (91, 225856), (104, 197624), (112, 183508), (182, 112928), (208, 98812), (224, 91754), (364, 56464), (416, 49406), (448, 45877), (728, 28232), (832, 24703), (1456, 14116), (2912, 7058), (3529, 5824)]