18684832

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:565

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 20506208

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 53, 92, 106, 184, 212, 368, 424, 479, 736, 848, 958, 1219, 1696, 1916, 2438, 3832, 4876, 7664, 9752, 11017, 15328, 19504, 22034, 25387, 39008, 44068, 50774, 88136, 101548, 176272, 203096, 352544, 406192, 583901, 812384, 1167802, 2335604, 4671208, 9342416, 18684832]

約数ペア:

[(1, 18684832), (2, 9342416), (4, 4671208), (8, 2335604), (16, 1167802), (23, 812384), (32, 583901), (46, 406192), (53, 352544), (92, 203096), (106, 176272), (184, 101548), (212, 88136), (368, 50774), (424, 44068), (479, 39008), (736, 25387), (848, 22034), (958, 19504), (1219, 15328), (1696, 11017), (1916, 9752), (2438, 7664), (3832, 4876)]