218139494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1373}}^1$

素因数の和:1544

約数の個数: 32

約数和(自身を含む): 357130080

約数和(自身を除く): 138990586

約数列:

[1, 2, 19, 37, 38, 74, 113, 226, 703, 1373, 1406, 2147, 2746, 4181, 4294, 8362, 26087, 50801, 52174, 79439, 101602, 155149, 158878, 310298, 965219, 1930438, 2947831, 5740513, 5895662, 11481026, 109069747, 218139494]

約数ペア:

[(1, 218139494), (2, 109069747), (19, 11481026), (37, 5895662), (38, 5740513), (74, 2947831), (113, 1930438), (226, 965219), (703, 310298), (1373, 158878), (1406, 155149), (2147, 101602), (2746, 79439), (4181, 52174), (4294, 50801), (8362, 26087)]