18836972

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{8737}}^1$

素因数の和:8766

約数の個数: 36

約数和(自身を含む): 41837544

約数和(自身を除く): 23000572

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 8737, 17474, 34948, 61159, 96107, 122318, 192214, 244636, 384428, 428113, 672749, 856226, 1345498, 1712452, 2690996, 4709243, 9418486, 18836972]

約数ペア:

[(1, 18836972), (2, 9418486), (4, 4709243), (7, 2690996), (11, 1712452), (14, 1345498), (22, 856226), (28, 672749), (44, 428113), (49, 384428), (77, 244636), (98, 192214), (154, 122318), (196, 96107), (308, 61159), (539, 34948), (1078, 17474), (2156, 8737)]