20280498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7207}}^1$

素因数の和:7286

約数の個数: 32

約数和(自身を含む): 47053824

約数和(自身を除く): 26773326

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 7207, 14414, 21621, 43242, 50449, 100898, 151347, 302694, 482869, 965738, 1448607, 2897214, 3380083, 6760166, 10140249, 20280498]

約数ペア:

[(1, 20280498), (2, 10140249), (3, 6760166), (6, 3380083), (7, 2897214), (14, 1448607), (21, 965738), (42, 482869), (67, 302694), (134, 151347), (201, 100898), (402, 50449), (469, 43242), (938, 21621), (1407, 14414), (2814, 7207)]