18387564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{379}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 46475520

約数和(自身を除く): 28087956

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 311, 379, 622, 758, 933, 1137, 1244, 1516, 1866, 2274, 3732, 4043, 4548, 4927, 8086, 9854, 12129, 14781, 16172, 19708, 24258, 29562, 48516, 59124, 117869, 235738, 353607, 471476, 707214, 1414428, 1532297, 3064594, 4596891, 6129188, 9193782, 18387564]

約数ペア:

[(1, 18387564), (2, 9193782), (3, 6129188), (4, 4596891), (6, 3064594), (12, 1532297), (13, 1414428), (26, 707214), (39, 471476), (52, 353607), (78, 235738), (156, 117869), (311, 59124), (379, 48516), (622, 29562), (758, 24258), (933, 19708), (1137, 16172), (1244, 14781), (1516, 12129), (1866, 9854), (2274, 8086), (3732, 4927), (4043, 4548)]