20577424

素因数分解:

$2^4\times 7^1\times {\mathrm{269}}^1\times {\mathrm{683}}^1$

素因数の和:967

約数の個数: 40

約数和(自身を含む): 45800640

約数和(自身を除く): 25223216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 269, 538, 683, 1076, 1366, 1883, 2152, 2732, 3766, 4304, 4781, 5464, 7532, 9562, 10928, 15064, 19124, 30128, 38248, 76496, 183727, 367454, 734908, 1286089, 1469816, 2572178, 2939632, 5144356, 10288712, 20577424]

約数ペア:

[(1, 20577424), (2, 10288712), (4, 5144356), (7, 2939632), (8, 2572178), (14, 1469816), (16, 1286089), (28, 734908), (56, 367454), (112, 183727), (269, 76496), (538, 38248), (683, 30128), (1076, 19124), (1366, 15064), (1883, 10928), (2152, 9562), (2732, 7532), (3766, 5464), (4304, 4781)]