19104918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 27551082

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 89, 114, 133, 178, 266, 267, 269, 399, 534, 538, 623, 798, 807, 1246, 1614, 1691, 1869, 1883, 3382, 3738, 3766, 5073, 5111, 5649, 10146, 10222, 11298, 11837, 15333, 23674, 23941, 30666, 35511, 35777, 47882, 71022, 71554, 71823, 107331, 143646, 167587, 214662, 335174, 454879, 502761, 909758, 1005522, 1364637, 2729274, 3184153, 6368306, 9552459, 19104918]

約数ペア:

[(1, 19104918), (2, 9552459), (3, 6368306), (6, 3184153), (7, 2729274), (14, 1364637), (19, 1005522), (21, 909758), (38, 502761), (42, 454879), (57, 335174), (89, 214662), (114, 167587), (133, 143646), (178, 107331), (266, 71823), (267, 71554), (269, 71022), (399, 47882), (534, 35777), (538, 35511), (623, 30666), (798, 23941), (807, 23674), (1246, 15333), (1614, 11837), (1691, 11298), (1869, 10222), (1883, 10146), (3382, 5649), (3738, 5111), (3766, 5073)]