20054552

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2281}}^1$

素因数の和:2451

約数の個数: 32

約数和(自身を含む): 43266720

約数和(自身を除く): 23212168

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 2281, 4396, 4562, 8792, 9124, 15967, 18248, 31934, 63868, 127736, 358117, 716234, 1432468, 2506819, 2864936, 5013638, 10027276, 20054552]

約数ペア:

[(1, 20054552), (2, 10027276), (4, 5013638), (7, 2864936), (8, 2506819), (14, 1432468), (28, 716234), (56, 358117), (157, 127736), (314, 63868), (628, 31934), (1099, 18248), (1256, 15967), (2198, 9124), (2281, 8792), (4396, 4562)]