20224208

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{937}}^1$

素因数の和:1035

約数の個数: 40

約数和(自身を含む): 41872320

約数和(自身を除く): 21648112

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 937, 1136, 1349, 1874, 2698, 3748, 5396, 7496, 10792, 14992, 17803, 21584, 35606, 66527, 71212, 133054, 142424, 266108, 284848, 532216, 1064432, 1264013, 2528026, 5056052, 10112104, 20224208]

約数ペア:

[(1, 20224208), (2, 10112104), (4, 5056052), (8, 2528026), (16, 1264013), (19, 1064432), (38, 532216), (71, 284848), (76, 266108), (142, 142424), (152, 133054), (284, 71212), (304, 66527), (568, 35606), (937, 21584), (1136, 17803), (1349, 14992), (1874, 10792), (2698, 7496), (3748, 5396)]