19121908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8969}}^1$

素因数の和:9027

約数の個数: 24

約数和(自身を含む): 36920520

約数和(自身を除く): 17798612

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 8969, 17938, 35876, 116597, 233194, 367729, 466388, 735458, 1470916, 4780477, 9560954, 19121908]

約数ペア:

[(1, 19121908), (2, 9560954), (4, 4780477), (13, 1470916), (26, 735458), (41, 466388), (52, 367729), (82, 233194), (164, 116597), (533, 35876), (1066, 17938), (2132, 8969)]