19818954

素因数分解:

$2^1\times 3^2\times {\mathrm{359}}^1\times {\mathrm{3067}}^1$

素因数の和:3434

約数の個数: 24

約数和(自身を含む): 43074720

約数和(自身を除く): 23255766

約数列:

[1, 2, 3, 6, 9, 18, 359, 718, 1077, 2154, 3067, 3231, 6134, 6462, 9201, 18402, 27603, 55206, 1101053, 2202106, 3303159, 6606318, 9909477, 19818954]

約数ペア:

[(1, 19818954), (2, 9909477), (3, 6606318), (6, 3303159), (9, 2202106), (18, 1101053), (359, 55206), (718, 27603), (1077, 18402), (2154, 9201), (3067, 6462), (3231, 6134)]