18642000981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1\times {\mathrm{7603}}^1$

素因数の和:8121

約数の個数: 32

約数和(自身を含む): 26594777088

約数和(自身を除く): 7952776107

約数列:

[1, 3, 17, 51, 131, 367, 393, 1101, 2227, 6239, 6681, 7603, 18717, 22809, 48077, 129251, 144231, 387753, 817309, 995993, 2451927, 2790301, 2987979, 8370903, 16931881, 47435117, 50795643, 142305351, 365529431, 1096588293, 6214000327, 18642000981]

約数ペア:

[(1, 18642000981), (3, 6214000327), (17, 1096588293), (51, 365529431), (131, 142305351), (367, 50795643), (393, 47435117), (1101, 16931881), (2227, 8370903), (6239, 2987979), (6681, 2790301), (7603, 2451927), (18717, 995993), (22809, 817309), (48077, 387753), (129251, 144231)]