2019179981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{12923}}^1$

素因数の和:13061

約数の個数: 32

約数和(自身を含む): 2657587968

約数和(自身を除く): 638407987

約数列:

[1, 7, 13, 17, 91, 101, 119, 221, 707, 1313, 1547, 1717, 9191, 12019, 12923, 22321, 90461, 156247, 167999, 219691, 1175993, 1305223, 1537837, 2855983, 9136561, 16967899, 19991881, 22188791, 118775293, 155321537, 288454283, 2019179981]

約数ペア:

[(1, 2019179981), (7, 288454283), (13, 155321537), (17, 118775293), (91, 22188791), (101, 19991881), (119, 16967899), (221, 9136561), (707, 2855983), (1313, 1537837), (1547, 1305223), (1717, 1175993), (9191, 219691), (12019, 167999), (12923, 156247), (22321, 90461)]