20028984

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{13681}}^1$

素因数の和:13751

約数の個数: 32

約数和(自身を含む): 50897040

約数和(自身を除く): 30868056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 13681, 27362, 41043, 54724, 82086, 109448, 164172, 328344, 834541, 1669082, 2503623, 3338164, 5007246, 6676328, 10014492, 20028984]

約数ペア:

[(1, 20028984), (2, 10014492), (3, 6676328), (4, 5007246), (6, 3338164), (8, 2503623), (12, 1669082), (24, 834541), (61, 328344), (122, 164172), (183, 109448), (244, 82086), (366, 54724), (488, 41043), (732, 27362), (1464, 13681)]