19291888

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2237}}^1$

素因数の和:2270

約数の個数: 60

約数和(自身を含む): 47454552

約数和(自身を除く): 28162664

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2156, 2237, 4312, 4474, 8624, 8948, 15659, 17896, 24607, 31318, 35792, 49214, 62636, 98428, 109613, 125272, 172249, 196856, 219226, 250544, 344498, 393712, 438452, 688996, 876904, 1205743, 1377992, 1753808, 2411486, 2755984, 4822972, 9645944, 19291888]

約数ペア:

[(1, 19291888), (2, 9645944), (4, 4822972), (7, 2755984), (8, 2411486), (11, 1753808), (14, 1377992), (16, 1205743), (22, 876904), (28, 688996), (44, 438452), (49, 393712), (56, 344498), (77, 250544), (88, 219226), (98, 196856), (112, 172249), (154, 125272), (176, 109613), (196, 98428), (308, 62636), (392, 49214), (539, 35792), (616, 31318), (784, 24607), (1078, 17896), (1232, 15659), (2156, 8948), (2237, 8624), (4312, 4474)]