12691810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{997}}^1$

素因数の和:1090

約数の個数: 32

約数和(自身を含む): 24431040

約数和(自身を除く): 11739230

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 335, 670, 997, 1273, 1994, 2546, 4985, 6365, 9970, 12730, 18943, 37886, 66799, 94715, 133598, 189430, 333995, 667990, 1269181, 2538362, 6345905, 12691810]

約数ペア:

[(1, 12691810), (2, 6345905), (5, 2538362), (10, 1269181), (19, 667990), (38, 333995), (67, 189430), (95, 133598), (134, 94715), (190, 66799), (335, 37886), (670, 18943), (997, 12730), (1273, 9970), (1994, 6365), (2546, 4985)]