20087629863

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1\times {\mathrm{67759}}^1$

素因数の和:68531

約数の個数: 32

約数和(自身を含む): 32264601600

約数和(自身を除く): 12176971737

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 743, 2229, 5201, 14117, 15603, 42351, 67759, 98819, 203277, 296457, 474313, 1287421, 1422939, 3862263, 9011947, 27035841, 50344937, 151034811, 352414559, 956553803, 1057243677, 2869661409, 6695876621, 20087629863]

約数ペア:

[(1, 20087629863), (3, 6695876621), (7, 2869661409), (19, 1057243677), (21, 956553803), (57, 352414559), (133, 151034811), (399, 50344937), (743, 27035841), (2229, 9011947), (5201, 3862263), (14117, 1422939), (15603, 1287421), (42351, 474313), (67759, 296457), (98819, 203277)]