19140945

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 32313600

約数和(自身を除く): 13172655

約数列:

[1, 3, 5, 15, 23, 69, 109, 115, 327, 345, 509, 545, 1527, 1635, 2507, 2545, 7521, 7635, 11707, 12535, 35121, 37605, 55481, 58535, 166443, 175605, 277405, 832215, 1276063, 3828189, 6380315, 19140945]

約数ペア:

[(1, 19140945), (3, 6380315), (5, 3828189), (15, 1276063), (23, 832215), (69, 277405), (109, 175605), (115, 166443), (327, 58535), (345, 55481), (509, 37605), (545, 35121), (1527, 12535), (1635, 11707), (2507, 7635), (2545, 7521)]