13243570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1690

約数の個数: 32

約数和(自身を含む): 25692480

約数和(自身を除く): 12448910

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1621, 1634, 3242, 4085, 8105, 8170, 16210, 30799, 61598, 69703, 139406, 153995, 307990, 348515, 697030, 1324357, 2648714, 6621785, 13243570]

約数ペア:

[(1, 13243570), (2, 6621785), (5, 2648714), (10, 1324357), (19, 697030), (38, 348515), (43, 307990), (86, 153995), (95, 139406), (190, 69703), (215, 61598), (430, 30799), (817, 16210), (1621, 8170), (1634, 8105), (3242, 4085)]