20577528

素因数分解:

$2^3\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1579}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 56074200

約数和(自身を除く): 35496672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 181, 362, 543, 724, 1086, 1448, 1579, 1629, 2172, 3158, 3258, 4344, 4737, 6316, 6516, 9474, 12632, 13032, 14211, 18948, 28422, 37896, 56844, 113688, 285799, 571598, 857397, 1143196, 1714794, 2286392, 2572191, 3429588, 5144382, 6859176, 10288764, 20577528]

約数ペア:

[(1, 20577528), (2, 10288764), (3, 6859176), (4, 5144382), (6, 3429588), (8, 2572191), (9, 2286392), (12, 1714794), (18, 1143196), (24, 857397), (36, 571598), (72, 285799), (181, 113688), (362, 56844), (543, 37896), (724, 28422), (1086, 18948), (1448, 14211), (1579, 13032), (1629, 12632), (2172, 9474), (3158, 6516), (3258, 6316), (4344, 4737)]