1638587904

素因数分解:

$2^9\times 3^1\times {\mathrm{1066789}}^1$

素因数の和:1066810

約数の個数: 40

約数和(自身を含む): 4365304680

約数和(自身を除く): 2726716776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 1066789, 2133578, 3200367, 4267156, 6400734, 8534312, 12801468, 17068624, 25602936, 34137248, 51205872, 68274496, 102411744, 136548992, 204823488, 273097984, 409646976, 546195968, 819293952, 1638587904]

約数ペア:

[(1, 1638587904), (2, 819293952), (3, 546195968), (4, 409646976), (6, 273097984), (8, 204823488), (12, 136548992), (16, 102411744), (24, 68274496), (32, 51205872), (48, 34137248), (64, 25602936), (96, 17068624), (128, 12801468), (192, 8534312), (256, 6400734), (384, 4267156), (512, 3200367), (768, 2133578), (1536, 1066789)]