20949816

素因数分解:

$2^3\times 3^1\times {\mathrm{167}}^1\times {\mathrm{5227}}^1$

素因数の和:5403

約数の個数: 32

約数和(自身を含む): 52698240

約数和(自身を除く): 31748424

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 167, 334, 501, 668, 1002, 1336, 2004, 4008, 5227, 10454, 15681, 20908, 31362, 41816, 62724, 125448, 872909, 1745818, 2618727, 3491636, 5237454, 6983272, 10474908, 20949816]

約数ペア:

[(1, 20949816), (2, 10474908), (3, 6983272), (4, 5237454), (6, 3491636), (8, 2618727), (12, 1745818), (24, 872909), (167, 125448), (334, 62724), (501, 41816), (668, 31362), (1002, 20908), (1336, 15681), (2004, 10454), (4008, 5227)]