19055408

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{977}}^1$

素因数の和:1061

約数の個数: 40

約数和(自身を含む): 39292128

約数和(自身を除く): 20236720

約数列:

[1, 2, 4, 8, 16, 23, 46, 53, 92, 106, 184, 212, 368, 424, 848, 977, 1219, 1954, 2438, 3908, 4876, 7816, 9752, 15632, 19504, 22471, 44942, 51781, 89884, 103562, 179768, 207124, 359536, 414248, 828496, 1190963, 2381926, 4763852, 9527704, 19055408]

約数ペア:

[(1, 19055408), (2, 9527704), (4, 4763852), (8, 2381926), (16, 1190963), (23, 828496), (46, 414248), (53, 359536), (92, 207124), (106, 179768), (184, 103562), (212, 89884), (368, 51781), (424, 44942), (848, 22471), (977, 19504), (1219, 15632), (1954, 9752), (2438, 7816), (3908, 4876)]