18893568

素因数分解:

$2^8\times 3^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 51124528

約数和(自身を除く): 32230960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 73, 96, 128, 146, 192, 219, 256, 292, 337, 384, 438, 584, 674, 768, 876, 1011, 1168, 1348, 1752, 2022, 2336, 2696, 3504, 4044, 4672, 5392, 7008, 8088, 9344, 10784, 14016, 16176, 18688, 21568, 24601, 28032, 32352, 43136, 49202, 56064, 64704, 73803, 86272, 98404, 129408, 147606, 196808, 258816, 295212, 393616, 590424, 787232, 1180848, 1574464, 2361696, 3148928, 4723392, 6297856, 9446784, 18893568]

約数ペア:

[(1, 18893568), (2, 9446784), (3, 6297856), (4, 4723392), (6, 3148928), (8, 2361696), (12, 1574464), (16, 1180848), (24, 787232), (32, 590424), (48, 393616), (64, 295212), (73, 258816), (96, 196808), (128, 147606), (146, 129408), (192, 98404), (219, 86272), (256, 73803), (292, 64704), (337, 56064), (384, 49202), (438, 43136), (584, 32352), (674, 28032), (768, 24601), (876, 21568), (1011, 18688), (1168, 16176), (1348, 14016), (1752, 10784), (2022, 9344), (2336, 8088), (2696, 7008), (3504, 5392), (4044, 4672)]