19009380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24371}}^1$

素因数の和:24396

約数の個数: 48

約数和(自身を含む): 57322944

約数和(自身を除く): 38313564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 24371, 48742, 73113, 97484, 121855, 146226, 243710, 292452, 316823, 365565, 487420, 633646, 731130, 950469, 1267292, 1462260, 1584115, 1900938, 3168230, 3801876, 4752345, 6336460, 9504690, 19009380]

約数ペア:

[(1, 19009380), (2, 9504690), (3, 6336460), (4, 4752345), (5, 3801876), (6, 3168230), (10, 1900938), (12, 1584115), (13, 1462260), (15, 1267292), (20, 950469), (26, 731130), (30, 633646), (39, 487420), (52, 365565), (60, 316823), (65, 292452), (78, 243710), (130, 146226), (156, 121855), (195, 97484), (260, 73113), (390, 48742), (780, 24371)]