1992016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:239

約数の個数: 40

約数和(自身を含む): 4251464

約数和(自身を除く): 2259448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 157, 208, 244, 314, 488, 628, 793, 976, 1256, 1586, 2041, 2512, 3172, 4082, 6344, 8164, 9577, 12688, 16328, 19154, 32656, 38308, 76616, 124501, 153232, 249002, 498004, 996008, 1992016]

約数ペア:

[(1, 1992016), (2, 996008), (4, 498004), (8, 249002), (13, 153232), (16, 124501), (26, 76616), (52, 38308), (61, 32656), (104, 19154), (122, 16328), (157, 12688), (208, 9577), (244, 8164), (314, 6344), (488, 4082), (628, 3172), (793, 2512), (976, 2041), (1256, 1586)]