19310226

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6691}}^1$

素因数の和:6746

約数の個数: 32

約数和(自身を含む): 42721728

約数和(自身を除く): 23411502

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 6691, 13382, 20073, 40146, 86983, 173966, 247567, 260949, 495134, 521898, 742701, 1485402, 3218371, 6436742, 9655113, 19310226]

約数ペア:

[(1, 19310226), (2, 9655113), (3, 6436742), (6, 3218371), (13, 1485402), (26, 742701), (37, 521898), (39, 495134), (74, 260949), (78, 247567), (111, 173966), (222, 86983), (481, 40146), (962, 20073), (1443, 13382), (2886, 6691)]