20149895847

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{2381}}^1$

素因数の和:2688

約数の個数: 48

約数和(自身を含む): 29344563072

約数和(自身を除く): 9194667225

約数列:

[1, 3, 17, 43, 51, 129, 227, 289, 681, 731, 867, 2193, 2381, 3859, 7143, 9761, 11577, 12427, 29283, 37281, 40477, 65603, 102383, 121431, 165937, 196809, 307149, 497811, 540487, 688109, 1621461, 1740511, 2064327, 2820929, 5221533, 8462787, 9188279, 23240941, 27564837, 29588687, 69722823, 88766061, 156200743, 395095997, 468602229, 1185287991, 6716631949, 20149895847]

約数ペア:

[(1, 20149895847), (3, 6716631949), (17, 1185287991), (43, 468602229), (51, 395095997), (129, 156200743), (227, 88766061), (289, 69722823), (681, 29588687), (731, 27564837), (867, 23240941), (2193, 9188279), (2381, 8462787), (3859, 5221533), (7143, 2820929), (9761, 2064327), (11577, 1740511), (12427, 1621461), (29283, 688109), (37281, 540487), (40477, 497811), (65603, 307149), (102383, 196809), (121431, 165937)]