20440504

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19211}}^1$

素因数の和:19243

約数の個数: 32

約数和(自身を含む): 46108800

約数和(自身を除く): 25668296

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 19211, 38422, 76844, 134477, 153688, 268954, 365009, 537908, 730018, 1075816, 1460036, 2555063, 2920072, 5110126, 10220252, 20440504]

約数ペア:

[(1, 20440504), (2, 10220252), (4, 5110126), (7, 2920072), (8, 2555063), (14, 1460036), (19, 1075816), (28, 730018), (38, 537908), (56, 365009), (76, 268954), (133, 153688), (152, 134477), (266, 76844), (532, 38422), (1064, 19211)]