20399832

素因数分解:

$2^3\times 3^2\times {\mathrm{293}}^1\times {\mathrm{967}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 55495440

約数和(自身を除く): 35095608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 293, 586, 879, 967, 1172, 1758, 1934, 2344, 2637, 2901, 3516, 3868, 5274, 5802, 7032, 7736, 8703, 10548, 11604, 17406, 21096, 23208, 34812, 69624, 283331, 566662, 849993, 1133324, 1699986, 2266648, 2549979, 3399972, 5099958, 6799944, 10199916, 20399832]

約数ペア:

[(1, 20399832), (2, 10199916), (3, 6799944), (4, 5099958), (6, 3399972), (8, 2549979), (9, 2266648), (12, 1699986), (18, 1133324), (24, 849993), (36, 566662), (72, 283331), (293, 69624), (586, 34812), (879, 23208), (967, 21096), (1172, 17406), (1758, 11604), (1934, 10548), (2344, 8703), (2637, 7736), (2901, 7032), (3516, 5802), (3868, 5274)]