2155180621

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{1543}}^1$

素因数の和:1777

約数の個数: 32

約数和(自身を含む): 2552417280

約数和(自身を除く): 397236659

約数列:

[1, 11, 19, 41, 163, 209, 451, 779, 1543, 1793, 3097, 6683, 8569, 16973, 29317, 34067, 63263, 73513, 126977, 251509, 322487, 695893, 1201997, 1396747, 2766599, 4778671, 10311869, 13221967, 52565381, 113430559, 195925511, 2155180621]

約数ペア:

[(1, 2155180621), (11, 195925511), (19, 113430559), (41, 52565381), (163, 13221967), (209, 10311869), (451, 4778671), (779, 2766599), (1543, 1396747), (1793, 1201997), (3097, 695893), (6683, 322487), (8569, 251509), (16973, 126977), (29317, 73513), (34067, 63263)]