19063136

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 39916800

約数和(自身を除く): 20853664

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 59, 92, 118, 184, 236, 368, 439, 472, 736, 878, 944, 1357, 1756, 1888, 2714, 3512, 5428, 7024, 10097, 10856, 14048, 20194, 21712, 25901, 40388, 43424, 51802, 80776, 103604, 161552, 207208, 323104, 414416, 595723, 828832, 1191446, 2382892, 4765784, 9531568, 19063136]

約数ペア:

[(1, 19063136), (2, 9531568), (4, 4765784), (8, 2382892), (16, 1191446), (23, 828832), (32, 595723), (46, 414416), (59, 323104), (92, 207208), (118, 161552), (184, 103604), (236, 80776), (368, 51802), (439, 43424), (472, 40388), (736, 25901), (878, 21712), (944, 20194), (1357, 14048), (1756, 10856), (1888, 10097), (2714, 7024), (3512, 5428)]